APA (7th ed.) Citation

Boas, R. P. (1963). A primer of real functions (3rd imp.). Mathematical Association of America.

Chicago Style (17th ed.) Citation

Boas, Ralph Philip. A Primer of Real Functions. 3rd imp. Washington: Mathematical Association of America, 1963.

MLA (9th ed.) Citation

Boas, Ralph Philip. A Primer of Real Functions. 3rd imp. Mathematical Association of America, 1963.

Warning: These citations may not always be 100% accurate.