Παραπομπή σε μορφή APA (7η εκδ.)

Wallace, S. D., & Knight, R. L. (2006). Small-scale constructed wetland treatment systems: Feasibility, design criteria, and O & M requirements. Water Environment Research Foundation.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Wallace, Scott D., και Robert L. Knight. Small-scale Constructed Wetland Treatment Systems: Feasibility, Design Criteria, and O & M Requirements. Alexandria, VA: Water Environment Research Foundation, 2006.

Παραπομπή σε μορφή MLA (8th εκδ.)

Wallace, Scott D., και Robert L. Knight. Small-scale Constructed Wetland Treatment Systems: Feasibility, Design Criteria, and O & M Requirements. Water Environment Research Foundation, 2006.