APA引文

DUMAIRY. (1992). Ekonomika sumberdaya air. BPFE.

Chicago Style (17th ed.) Citation

DUMAIRY. Ekonomika Sumberdaya Air. Yogyakarta: BPFE, 1992.

MLA引文

DUMAIRY. Ekonomika Sumberdaya Air. BPFE, 1992.

警告：這些引文格式不一定是100％准確.