Citazione Stile APA (7a Edizione)

(2004). London: The official gay & lesbian guide / Visit London. Visit London [u.a.].

Citazione stile Chigago Style (17a edizione)

London: The Official Gay & Lesbian Guide / Visit London. London: Visit London [u.a.], 2004.

Citatione MLA (8a ed.)

London: The Official Gay & Lesbian Guide / Visit London. Visit London [u.a.], 2004.