Style de citation APA

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

Style de citation Chicago

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

Style de citation MLA

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

Attention : ces citations peuvent ne pas être correctes à 100%.