Lukenbill, G. (1999). Untold millions: Secret truths about marketing to gay and lesbian consumers / Grant Lukenbill. Harrington.
Citazione stile Chigago Style (17a edizione)Lukenbill, Grant. Untold Millions: Secret Truths About Marketing to Gay and Lesbian Consumers / Grant Lukenbill. New York [u.a.]: Harrington, 1999.
Citatione MLA (8a ed.)Lukenbill, Grant. Untold Millions: Secret Truths About Marketing to Gay and Lesbian Consumers / Grant Lukenbill. Harrington, 1999.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.