Παραπομπή σε μορφή APA (7η εκδ.)

Harrison, R. M. (1999). Understanding our environment: An introduction to environmental chemistry and pollution (3rd ed.). Royal Society of Chemistry.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Harrison, Roy M. Understanding Our Environment: An Introduction to Environmental Chemistry and Pollution. 3rd ed. Cambridge: Royal Society of Chemistry, 1999.

Παραπομπή σε μορφή MLA (8th εκδ.)

Harrison, Roy M. Understanding Our Environment: An Introduction to Environmental Chemistry and Pollution. 3rd ed. Royal Society of Chemistry, 1999.