APA-Zitierstil (7. Ausg.)

Lawrence, S. A. (1972). United States merchant shipping policies and politics (4. print.). Brookings Inst.

Chicago-Zitierstil (17. Ausg.)

Lawrence, Samuel A. United States Merchant Shipping Policies and Politics. 4. print. Washington, DC: Brookings Inst, 1972.

MLA-Zitierstil (9. Ausg.)

Lawrence, Samuel A. United States Merchant Shipping Policies and Politics. 4. print. Brookings Inst, 1972.