APA aipamena

RUSSEL, B. (1979). The conquest of happiness. Unwin Paperbacks.

Chicago Style aipamena

RUSSEL, Bertrand. The Conquest of Happiness. London: Unwin Paperbacks, 1979.

MLA aipamena

RUSSEL, Bertrand. The Conquest of Happiness. Unwin Paperbacks, 1979.