Dyfyniad APA

DICKSON D E N. (1991). IMPROVE YOUR BUSINESS: WORKBOOK. OXFORD UNIVERSITY PRESS.

Dyfyniad Arddull Chicago

DICKSON D E N. IMPROVE YOUR BUSINESS: WORKBOOK. MUMBAI MADRAS: OXFORD UNIVERSITY PRESS, 1991.

Dyfyniad MLA

DICKSON D E N. IMPROVE YOUR BUSINESS: WORKBOOK. OXFORD UNIVERSITY PRESS, 1991.

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