Gaya APA

Purbacaraka, P., Soekanto, . (1978). Perihal Kaedah Hukum (Ed. 1). Bandung: Alumni.

Gaya MLA

Purbacaraka, Purnadi., Soekanto, . "Perihal Kaedah Hukum". Ed. 1 Bandung: Alumni, 1978. Text.