Gaya APA

Nurzain, P., Djabaruddin, I, D. (NULL). Perkoperasian modul 4-6 Parjimin Nurzain; Djabaruddin Djohan . Jakarta:: Jakarta: Karunika; 1986.

Gaya MLA

Nurzain, Parjimin., Djabaruddin, I., Djohan,. "Perkoperasian modul 4-6 Parjimin Nurzain; Djabaruddin Djohan". Jakarta:: Jakarta: Karunika; 1986, NULL. Text.