Dyfyniad APA

Garstens, H. L., & Jackson, S. B. (1967). Mathematics for elementary school teachers. Macmillan.

Dyfyniad Arddull Chicago

Garstens, Helen L., and Stanley B. Jackson. Mathematics for Elementary School Teachers. New York: Macmillan, 1967.

Dyfyniad MLA

Garstens, Helen L., and Stanley B. Jackson. Mathematics for Elementary School Teachers. Macmillan, 1967.

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