Dyfyniad APA

Hummel, C. (1977). Education today for the world of tomorrow. Unesco.

Dyfyniad Arddull Chicago

Hummel, Charles. Education Today for the World of Tomorrow. Paris: Unesco, 1977.

Dyfyniad MLA

Hummel, Charles. Education Today for the World of Tomorrow. Unesco, 1977.

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