Hill, V. E. (2000). Groups and characters. Chapman & Hall/CRC.
Čikaški stil citiranjaHill, Victor E. Groups and Characters. Boca Raton, Fla.: Chapman & Hall/CRC, 2000.
MLA način citiranjaHill, Victor E. Groups and Characters. Chapman & Hall/CRC, 2000.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.