Dyfyniad APA

Warrington, C. J. (1970). Chemical Canada: Past and present. Canada: The Chemical Institute Of Canada.

Dyfyniad Arddull Chicago

Warrington, C. J. Chemical Canada: Past and Present. Canada: The Chemical Institute Of Canada, 1970.

Dyfyniad MLA

Warrington, C. J. Chemical Canada: Past and Present. Canada: The Chemical Institute Of Canada, 1970.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.