Trích dẫn APA

Strong,C F. (1966). Modern Political constitutions: An introduction to the comparitive study of their history and existing form (7th ed.). The English Language Book Society.

Trích dẫn kiểu Chicago

Strong,C F. Modern Political Constitutions: An Introduction to the Comparitive Study of Their History and Existing Form. 7th ed. London: The English Language Book Society, 1966.

Trích dẫn MLA

Strong,C F. Modern Political Constitutions: An Introduction to the Comparitive Study of Their History and Existing Form. 7th ed. The English Language Book Society, 1966.

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