Citazione Stile APA (7a Edizione)

Heide, H. t., & Willekens, F. (1984). Demographic research and spatial policy: The Dutch experience. Academic Press.

Citazione stile Chigago Style (17a edizione)

Heide, Hendrik ter, e Frans Willekens. Demographic Research and Spatial Policy: The Dutch Experience. London ; Orlando: Academic Press, 1984.

Citatione MLA (8a ed.)

Heide, Hendrik ter, e Frans Willekens. Demographic Research and Spatial Policy: The Dutch Experience. Academic Press, 1984.