Roffman, H. (2002). Friends & lovers: Howard Roffman. Gmünder.
Cita Chicago (17th ed.)Roffman, Howard. Friends & Lovers: Howard Roffman. Berlin: Gmünder, 2002.
Cita MLA (8th ed.)Roffman, Howard. Friends & Lovers: Howard Roffman. Gmünder, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.