Citation Needed (short story)

 was the thirteenth short story in The Target Storybook.

Publisher's summary
to be added

Plot
to be added

Characters

 * Encyclopaedia Gallifreya
 * Eleventh Doctor
 * Clara Oswald
 * Twelfth Doctor
 * Thirteenth Doctor
 * Yasmin Khan
 * Ryan Sinclair
 * Graham O'Brien
 * Graham O'Brien

Planets

 * The Thirteenth Doctor and friends visit Pfiig for a picnic.

Creatures

 * Tigerowls can be found on Pfiig.
 * Cats eat birds.
 * Owls eat smaller mammals.

Popular culture

 * The Doctor has seen Frozen 387 times by their eleventh incarnation.
 * There exists an audio file of the Doctor singing Snooker Loopy.
 * The Three Little Pigs is about three pigs who are tormented by a bad wolf. There are at least three iterations of the story.

Food and beverages

 * The Encyclopaedia Gallifreya mentions sandwiches and sausage rolls.
 * The Thirteenth Doctor and her friends bring scotch eggs, and crisps in salt 'n' vinegar, cheese and onion, and possibly smoky bacon flavours, to their picnic.
 * Graham remembers a drink he loved as a child, which was orange and bubbly and in a glass bottle.

Continuity

 * The Encyclopaedia Gallifreya has recorded information on the following:
 * "A million" cross-references for OSWALD, CLARA, including OSWALD, OSWIN (TV: Asylum of the Daleks) and CLARENCE, OSWIN; (COMIC: Blood and Ice)
 * The Eleventh Doctor's regeneration; (TV: The Time of the Doctor)
 * The Moon turning out to be a giant egg; (TV: Kill the Moon)
 * The Twelfth Doctor repeatedly dying for four and a half billion years inside the confession dial; (TV: Heaven Sent, Hell Bent)
 * The Twelfth Doctor's regeneration; (TV: Twice Upon a Time)
 * The Thirteenth Doctor's taking on of Ryan Sinclair, Yasmin Khan, and Graham O'Brien as her companions, and their encounter with Tzim-Sha; (TV: The Woman Who Fell to Earth)
 * The Thirteenth Doctor's travels to Desolation (TV: The Ghost Monument) and to the American South. (TV: Rosa)
 * It also indicates a "numerical confusion" regarding a Metacrisis Doctor. (TV: The Time of the Doctor; Journey's End)