Παραπομπή APA

Kiely Gerarad. (1996). ENVIRONMENTAL ENGNEERING. Irwin McGraw Hill.

Παραπομπή Chicago Style

Kiely Gerarad. ENVIRONMENTAL ENGNEERING. Malayasia: Irwin McGraw Hill, 1996.

Παραπομπή MLA

Kiely Gerarad. ENVIRONMENTAL ENGNEERING. Irwin McGraw Hill, 1996.