Roffman, H. (2008). Christopher and the boys: Howard Roffman. Gmünder.
Chicago-Zitierstil (17. Ausg.)Roffman, Howard. Christopher and the Boys: Howard Roffman. Berlin: Gmünder, 2008.
MLA-Zitierstil (8. Ausg.)Roffman, Howard. Christopher and the Boys: Howard Roffman. Gmünder, 2008.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.