Dyfyniad APA

Crowell Richard A. (1977). Stock Market Strategy. Mc Graw Hill Book Company.

Dyfyniad Arddull Chicago

Crowell Richard A. Stock Market Strategy. New York: Mc Graw Hill Book Company, 1977.

Dyfyniad MLA

Crowell Richard A. Stock Market Strategy. Mc Graw Hill Book Company, 1977.

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