Παραπομπή σε μορφή APA (7η εκδ.)

Pearson, B., Little, B. F. P., & Brierley, M. J. (1993). Using environmental management systems to improve profits. Graham and Trotman.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Pearson, Brian, B. F. P. Little, και M. J. Brierley. Using Environmental Management Systems to Improve Profits. London: Graham and Trotman, 1993.

Παραπομπή σε μορφή MLA (9th εκδ.)

Pearson, Brian, et al. Using Environmental Management Systems to Improve Profits. Graham and Trotman, 1993.