APA (7th ed.) Zitazioa

Edited by Wasby , S. L. (1981). The Analysis of policy impact. Heath.

Chicago Style (17th ed.) Zitazioa

Edited by Wasby , Stephen L. The Analysis of Policy Impact. Lexington, Mass.: Heath, 1981.

MLA (9th ed.) Zitazioa

Edited by Wasby , Stephen L. The Analysis of Policy Impact. Heath, 1981.