Gaya APA

Genggar, C. (1999). Special Verb Patterns: Infinitives and Auxiliary Verbs (ed. 1). Yogyakarta: Kanisius.

Gaya MLA

Genggar, Clemens. "Special Verb Patterns: Infinitives and Auxiliary Verbs". ed. 1 Yogyakarta: Kanisius, 1999. Text.