Ritzer, G. (2004). Classical sociological theoryGeorge Ritzer and Douglas J. Goodman. McGraw-Hill.
Dyfyniad Arddull ChicagoRitzer, George. Classical Sociological TheoryGeorge Ritzer and Douglas J. Goodman. McGraw-Hill, 2004.
Dyfyniad MLARitzer, George. Classical Sociological TheoryGeorge Ritzer and Douglas J. Goodman. McGraw-Hill, 2004.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.