APA Citation

Purwo, H. H. (1993). Irregular Verbs (cet. 1.). Yogyakarta: Kanisius.

Chicago Style Citation

Purwo, Helly Handoko. Irregular Verbs. cet. 1. Yogyakarta: Kanisius, 1993.

MLA Citation

Purwo, Helly Handoko. Irregular Verbs. cet. 1. Yogyakarta: Kanisius, 1993.

Warning: These citations may not always be 100% accurate.