Dyfyniad APA

Walberg, H. J. E. (1979). American education: Diversity and research.

Dyfyniad Arddull Chicago

Walberg, Herbert J; Ed. American Education: Diversity and Research. Washington D C, Voice of America, 1979.

Dyfyniad MLA

Walberg, Herbert J; Ed. American Education: Diversity and Research. 1979.

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