Cita APA (7th ed.)

RYAN, B. F. (1969). Social and cultural change. The Ronald Press.

Cita Chicago (17th ed.)

RYAN, Bryce F. Social and Cultural Change. New York: The Ronald Press, 1969.

Cita MLA (9th ed.)

RYAN, Bryce F. Social and Cultural Change. The Ronald Press, 1969.