Cita APA (7th ed.)
Bohannan, P., & Plog, F. Beyond the frontier: Social process and cultural change.
Cita Chicago (17th ed.)
Bohannan, Paul, i Fred Plog. Beyond the Frontier: Social Process and Cultural Change.
Cita MLA (9th ed.)
Bohannan, Paul, i Fred Plog. Beyond the Frontier: Social Process and Cultural Change.
Atenció: Aquestes cites poden no estar 100% correctes.