Παραπομπή APA

Schafer, P. L., & Prokop, W. H. (1995). Odor control in wastewater treatment plants. Alexandria, VA: New York: Water Environment Federation American Society of Civil Engineers.

Παραπομπή Chicago Style

Schafer, Perry L., and William H. Prokop. Odor Control in Wastewater Treatment Plants. Alexandria, VA: New York: Water Environment Federation American Society of Civil Engineers, 1995.

Παραπομπή MLA

Schafer, Perry L., and William H. Prokop. Odor Control in Wastewater Treatment Plants. Alexandria, VA: New York: Water Environment Federation American Society of Civil Engineers, 1995.

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