Παραπομπή APA

Ionescu, G., & Madariaga, I. d. (1972). Opposition: Past and present of a political institution. Harmondworth: Penguin Book.

Παραπομπή Chicago Style

Ionescu, Ghita., and Isabel de Madariaga. Opposition: Past and Present of a Political Institution. Harmondworth: Penguin Book, 1972.

Παραπομπή MLA

Ionescu, Ghita., and Isabel de Madariaga. Opposition: Past and Present of a Political Institution. Harmondworth: Penguin Book, 1972.

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