APA ציטוט

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

Chicago Style (17th ed.) Citation

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

ציטוט MLA

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