-. (1988). Selected environmental law statutes: 1988-1989 educational edition. West Pub.
Cita Chicago (17th ed.)-. Selected Environmental Law Statutes: 1988-1989 Educational Edition. St. Paul: West Pub, 1988.
Cita MLA (9th ed.)-. Selected Environmental Law Statutes: 1988-1989 Educational Edition. West Pub, 1988.
Atenció: Aquestes cites poden no estar 100% correctes.