Dyfyniad APA

HENDRIE WEISINGER. (1981). NOBODY`S PERFECT, HOW TO GIVE CRITICISM AND GET RESULTS. STANDARD PRESS.

Dyfyniad Arddull Chicago

HENDRIE WEISINGER. NOBODY`S PERFECT, HOW TO GIVE CRITICISM AND GET RESULTS. NEW YORK: STANDARD PRESS, 1981.

Dyfyniad MLA

HENDRIE WEISINGER. NOBODY`S PERFECT, HOW TO GIVE CRITICISM AND GET RESULTS. STANDARD PRESS, 1981.

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