APA引文

Gregg, P. M. (1976). Problems of Theory in Policy Analysis. Lexington Books.

Chicago Edition Citation

Gregg, Phillip M. Problems of Theory in Policy Analysis. Toronto: Lexington Books, 1976.

MLA引文

Gregg, Phillip M. Problems of Theory in Policy Analysis. Lexington Books, 1976.

警告：這些引文格式不一定是100％准確.