SNADSTROM, G. E., & SNADSTROM, G. E. (1970). Man The Builder Gosta E. Sandstrom. McGraw-Hill.
Dyfyniad Arddull ChicagoSNADSTROM, Gosta E., and Gosta E. SNADSTROM. Man The Builder Gosta E. Sandstrom. McGraw-Hill, 1970.
Dyfyniad MLASNADSTROM, Gosta E., and Gosta E. SNADSTROM. Man The Builder Gosta E. Sandstrom. McGraw-Hill, 1970.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.