Παραπομπή APA

(1998). Design of municipal wastewater treatment plants (4th ed.). Alexandria, VA.: Water Environmental Federation.

Παραπομπή Chicago Style

Design of Municipal Wastewater Treatment Plants. 4th ed. Alexandria, VA.: Water Environmental Federation, 1998.

Παραπομπή MLA

Design of Municipal Wastewater Treatment Plants. 4th ed. Alexandria, VA.: Water Environmental Federation, 1998.

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