Dyfyniad APA

Walling, D. R. (1997). Hot buttons unraveling 10 controversial issues in education. Phi Delta Kappa Educational Foundation.

Dyfyniad Arddull Chicago

Walling, Donovan R. Hot Buttons Unraveling 10 Controversial Issues in Education. USA: Phi Delta Kappa Educational Foundation, 1997.

Dyfyniad MLA

Walling, Donovan R. Hot Buttons Unraveling 10 Controversial Issues in Education. Phi Delta Kappa Educational Foundation, 1997.

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