Dyfyniad APA

DRUCKER PETER F. (1985). INNOVATION AND ENTREPRENEURSHIP: PRACTICE AND PRINCIPLES. HARPER BUSINESS.

Dyfyniad Arddull Chicago

DRUCKER PETER F. INNOVATION AND ENTREPRENEURSHIP: PRACTICE AND PRINCIPLES. NEW YORK: HARPER BUSINESS, 1985.

Dyfyniad MLA

DRUCKER PETER F. INNOVATION AND ENTREPRENEURSHIP: PRACTICE AND PRINCIPLES. HARPER BUSINESS, 1985.

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