Παραπομπή σε μορφή APA (7η εκδ.)

Zimmerman, R. A., Bradshaw, A. T., & Richard, D. (2004). Acclimation of nitrifiers for activated sludge treatment:: A bench-scale evaluation. Water Environment Research Foundation.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Zimmerman, Robert Allan, Andrew T. Bradshaw, και Don Richard. Acclimation of Nitrifiers for Activated Sludge Treatment:: A Bench-scale Evaluation. Alexandria, VA: Water Environment Research Foundation, 2004.

Παραπομπή σε μορφή MLA (9th εκδ.)

Zimmerman, Robert Allan, et al. Acclimation of Nitrifiers for Activated Sludge Treatment:: A Bench-scale Evaluation. Water Environment Research Foundation, 2004.