ZEIGLER, B. (2000). THEORY OF MODELLING AND STIMULATION , 2ND EDI. HARCOURT.
Dyfyniad Arddull ChicagoZEIGLER, B. THEORY OF MODELLING AND STIMULATION , 2ND EDI. NEW DELHI: HARCOURT, 2000.
Dyfyniad MLAZEIGLER, B. THEORY OF MODELLING AND STIMULATION , 2ND EDI. HARCOURT, 2000.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.