Cita APA (7th ed.)

DENHOLM, R. A. (1983). Elementary algebra. Houghton Mifflin co.

Cita Chicago (17th ed.)

DENHOLM, Richard A. Elementary Algebra. Boston: Houghton Mifflin co, 1983.

Cita MLA (9th ed.)

DENHOLM, Richard A. Elementary Algebra. Houghton Mifflin co, 1983.