Gaya APA

NEPA : compliance manual / L. Russell Freeman, Frederic March, James W. Spensley. (1994). : Rockville, Md., Government Institutes.

Gaya MLA

NEPA : compliance manual / L. Russell Freeman, Frederic March, James W. Spensley. 2nd ed.. : Rockville, Md., Government Institutes, 1994. Text.