Cita APA (7th ed.)
Gray, B. (1961). Buying print. Evangelical literature.
Cita Chicago (17th ed.)
Gray, Bryce. Buying Print. Wheaton: Evangelical literature, 1961.
Cita MLA (9th ed.)
Gray, Bryce. Buying Print. Evangelical literature, 1961.
Atenció: Aquestes cites poden no estar 100% correctes.