Cita APA (7th ed.)
Sandfort, T. (1998). Sexual preference and work: A comparison between homosexual and heterosexual persons. RS-Drukkerij, Rijswijk.
Cita Chicago (17th ed.)
Sandfort, Theo. Sexual Preference and Work: A Comparison Between Homosexual and Heterosexual Persons. Urtecht: RS-Drukkerij, Rijswijk, 1998.
Cita MLA (9th ed.)
Sandfort, Theo. Sexual Preference and Work: A Comparison Between Homosexual and Heterosexual Persons. RS-Drukkerij, Rijswijk, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.