Cita APA (7th ed.)
Roy, E. P. (1970). Collective bargaining in agriculture. Interstate Printers & Publishers.
Cita Chicago (17th ed.)
Roy, Ewell Paul. Collective Bargaining in Agriculture. Danville, Ill.: Interstate Printers & Publishers, 1970.
Cita MLA (9th ed.)
Roy, Ewell Paul. Collective Bargaining in Agriculture. Interstate Printers & Publishers, 1970.
Atenció: Aquestes cites poden no estar 100% correctes.