Dyfyniad APA

(1990). Project profiles 2: Education, work, and employment. IDRC.

Dyfyniad Arddull Chicago

Project Profiles 2: Education, Work, and Employment. Ottawa, Canadá: IDRC, 1990.

Dyfyniad MLA

Project Profiles 2: Education, Work, and Employment. IDRC, 1990.

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