Gaya APA

CAHYANINGSIH, U., Hutchison, D. (2007). Prealgebra : An Integrated Equations Approach (2nd Ed.). New York: McGraw-Hill.

Gaya MLA

CAHYANINGSIH, UJIATI., Hutchison, Donald. "Prealgebra : An Integrated Equations Approach". 2nd Ed. New York: McGraw-Hill, 2007. Text.