Konvalina, J. (1983). Basic mathematics: Mastering skills. Harcourt Brace Jovanovich.
Cita Chicago Style (17a ed.)Konvalina, John. Basic Mathematics: Mastering Skills. New York: Harcourt Brace Jovanovich, 1983.
Cita MLA (8a ed.)Konvalina, John. Basic Mathematics: Mastering Skills. Harcourt Brace Jovanovich, 1983.
Precaución: Estas citas no son 100% exactas.