APA (7th ed.) Citation

Boas, R. P. (1981). A primer of real functions (3. ed.). Math. Association of America.

Chicago Style (17th ed.) Citation

Boas, Ralph Philip. A Primer of Real Functions. 3. ed. Washington, DC: Math. Association of America, 1981.

MLA (9th ed.) Citation

Boas, Ralph Philip. A Primer of Real Functions. 3. ed. Math. Association of America, 1981.