Παραπομπή APA

(1976). Biological monitoring of water and effluent quality (1975: Blacksburg, Virginia, USA). Philadelphia: ASTM American Society for Testing and Materials.

Παραπομπή Chicago Style

Biological Monitoring of Water and Effluent Quality (1975: Blacksburg, Virginia, USA). Philadelphia: ASTM American Society for Testing and Materials, 1976.

Παραπομπή MLA

Biological Monitoring of Water and Effluent Quality (1975: Blacksburg, Virginia, USA). Philadelphia: ASTM American Society for Testing and Materials, 1976.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.