Dyfyniad APA

Engel, L. (1994). How to buy Stocks. Little Brown & Co.

Dyfyniad Arddull Chicago

Engel, Louis. How to Buy Stocks. [s.l]: Little Brown & Co, 1994.

Dyfyniad MLA

Engel, Louis. How to Buy Stocks. Little Brown & Co, 1994.

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