APA引文

Sik, O. (1968). Economic planning and management in Czechoslovakia. Prague: Orbis.

Trích dẫn kiểu Chicago

Sik, Ota. Economic Planning and Management in Czechoslovakia. Prague: Orbis, 1968.

MLA引文

Sik, Ota. Economic Planning and Management in Czechoslovakia. Prague: Orbis, 1968.

警告：這些引文格式不一定是100％准確.