Παραπομπή APA

Antonie, R. L. (1976). Fixed biological surfaces - waste water treatment. CRC Press Inc.

Παραπομπή Chicago Style

Antonie, R L. Fixed Biological Surfaces - Waste Water Treatment. Florida: CRC Press Inc, 1976.

Παραπομπή MLA

Antonie, R L. Fixed Biological Surfaces - Waste Water Treatment. CRC Press Inc, 1976.