Παραπομπή APA

Klaassen, L. H., & Drewe, P. (1973). Migration policy in Europe: A comparative study. Westmead: Saxon House : Lexington Books.

Παραπομπή Chicago Style

Klaassen, Leo H., and Paul Drewe. Migration Policy in Europe: A Comparative Study. Westmead: Saxon House : Lexington Books, 1973.

Παραπομπή MLA

Klaassen, Leo H., and Paul Drewe. Migration Policy in Europe: A Comparative Study. Westmead: Saxon House : Lexington Books, 1973.

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