Cita APA (7a ed.)
Gaiman, N. Doctor Who: Nothing O'Clock. Puffin Books.
Cita estilo Chicago (17a ed.)
Gaiman, Neil. Doctor Who: Nothing O'Clock. Nueva York, EUA: Puffin Books.
Cita MLA (9a ed.)
Gaiman, Neil. Doctor Who: Nothing O'Clock. Puffin Books.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.