APA
Sawicki d. S., Patton C. V., . (1986). Basic Methods of policy analysis and planning. london: Prentice -hall.
Chicago
Sawicki david S, Patton Carl V, . 1986. Basic Methods of policy analysis and planning. london: Prentice -hall.
Harvard
Sawicki d. S., Patton C. V., . (1986). Basic Methods of policy analysis and planning. london: Prentice -hall.
MLA
Sawicki david S, Patton Carl V, . Basic Methods of policy analysis and planning. london: Prentice -hall. 1986.
