Παραπομπή APA
Andersson, A. E., & Holmberg, I. (1977). Demographic, economic, and social interaction / [edited] by Ake E. Anderson, Ingvar Holmbrg. Cambridge, Mass.: Ballinger Pub. Co..
Παραπομπή Chicago StyleAndersson, Ake E., and Ingvar Holmberg. Demographic, Economic, and Social Interaction / [edited] By Ake E. Anderson, Ingvar Holmbrg. Cambridge, Mass.: Ballinger Pub. Co., 1977.
Παραπομπή MLAAndersson, Ake E., and Ingvar Holmberg. Demographic, Economic, and Social Interaction / [edited] By Ake E. Anderson, Ingvar Holmbrg. Cambridge, Mass.: Ballinger Pub. Co., 1977.
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