Coplin, W. D. (1971). A multi-method introduction to international politics: Observation,explanation,and prescription. Makham.
Citazione stile Chigago Style (17a edizione)Coplin, William D. A Multi-method Introduction to International Politics: Observation,explanation,and Prescription. Chicago: Makham, 1971.
Citatione MLA (9a ed.)Coplin, William D. A Multi-method Introduction to International Politics: Observation,explanation,and Prescription. Makham, 1971.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.