Dyfyniad APA

BARNEY JAY B. (2002). GAINING AND SUSTAINING COMPETITIVE ADVANTAGE 2 ED (2ND.). PEARSON EDUCATION.

Dyfyniad Arddull Chicago

BARNEY JAY B. GAINING AND SUSTAINING COMPETITIVE ADVANTAGE 2 ED. 2ND. NEW DELHI: PEARSON EDUCATION, 2002.

Dyfyniad MLA

BARNEY JAY B. GAINING AND SUSTAINING COMPETITIVE ADVANTAGE 2 ED. 2ND. PEARSON EDUCATION, 2002.

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