Gaya APA

Keating, C, J., Carvallo, B. (1990). Bagaimana menghadapi orang sulit ( Dealing with diggicult people how you can come out on top in personality conflicts ) . Yogyakarta: Kanisius.

Gaya MLA

Keating, Charles, J.., Carvallo, Bosco. "Bagaimana menghadapi orang sulit ( Dealing with diggicult people how you can come out on top in personality conflicts )". Yogyakarta: Kanisius, 1990. Text.