APA-viite (7. p.)

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

Chicago-viite (17. p.)

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

MLA-viite (9. p.)

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