APA引文

Klaassen, L. H. (1973). Migration Policy in Europe. saxonHouse.

Chicago Edition Citation

Klaassen, Leo H. Migration Policy in Europe. Hants: saxonHouse, 1973.

MLA引文

Klaassen, Leo H. Migration Policy in Europe. saxonHouse, 1973.

警告：這些引文格式不一定是100％准確.