Lukenbill, G. (1999). Untold millions: Secret truths about marketing to gay and lesbian consumers / Grant Lukenbill. Harrington.
Chicago-Zitierstil (17. Ausg.)Lukenbill, Grant. Untold Millions: Secret Truths About Marketing to Gay and Lesbian Consumers / Grant Lukenbill. New York [u.a.]: Harrington, 1999.
MLA-Zitierstil (8. Ausg.)Lukenbill, Grant. Untold Millions: Secret Truths About Marketing to Gay and Lesbian Consumers / Grant Lukenbill. Harrington, 1999.
警告：這些引文格式不一定是100％准確.