Gaya APA

Swanson, C, P., William, I, B, J. (1975). Multiplication and division of rational numbers . New York: New York: Library of Congress Cataloging; 1975.

Gaya MLA

Swanson, Carl, P.., William, I., Beck,, J.. "Multiplication and division of rational numbers". New York: New York: Library of Congress Cataloging; 1975, 1975. Text.