Παραπομπή σε μορφή APA (7η εκδ.)

United States. (1991). Selected environmental law statutes (1991-92 educational ed.). West Pub. Co.

Παραπομπή σε μορφή Chicago (17η εκδ.)

United States. Selected Environmental Law Statutes. 1991-92 educational ed. St. Paul, Minn: West Pub. Co, 1991.

Παραπομπή σε μορφή MLA (9th εκδ.)

United States. Selected Environmental Law Statutes. 1991-92 educational ed. West Pub. Co, 1991.