APA استشهاد

Hackl,Peter, & Westlund,H.Anders. (1965). Economic structural change: Analysis and forcasting. Springer-Verlag.

استشهاد بنمط شيكاغو

Hackl,Peter, و Westlund,H.Anders. Economic Structural Change: Analysis and Forcasting. New York: Springer-Verlag, 1965.

MLA استشهاد

Hackl,Peter, و Westlund,H.Anders. Economic Structural Change: Analysis and Forcasting. Springer-Verlag, 1965.