Cita APA (7a ed.)

Boas, R. P. (1960). A primer of real functions. Mathematical Association of America.

Cita Chicago Style (17a ed.)

Boas, Ralph P. A Primer of Real Functions. New York: Mathematical Association of America, 1960.

Cita MLA (9a ed.)

Boas, Ralph P. A Primer of Real Functions. Mathematical Association of America, 1960.