Cita APA (7th ed.)
Breit, H. (1956). The winter observed. Collier books.
Cita Chicago (17th ed.)
Breit, Harvey. The Winter Observed. New York: Collier books, 1956.
Cita MLA (9th ed.)
Breit, Harvey. The Winter Observed. Collier books, 1956.
Atenció: Aquestes cites poden no estar 100% correctes.