APA Style

Santosa, M, A. (1998). Konsep dan Penerapan Gugatan Perwakilan (Class Actions) (Cet. 2). : Indonesian Center for Environmental Law (ICEL).

MLA Style

Santosa, Mas, Achmad. "Konsep dan Penerapan Gugatan Perwakilan (Class Actions)". Cet. 2 : Indonesian Center for Environmental Law (ICEL), 1998. Text.