APA (7th ed.) Citation

Farley, O. W., Smith, L. L., & Boyle, S. W. (2009). Introduction to social work (11th ed.). Pearson Allyn and Bacon.

Chicago Style (17th ed.) Citation

Farley, O. William, Larry Lorenzo Smith, and Scott W. Boyle. Introduction to Social Work. 11th ed. Boston, Mass: Pearson Allyn and Bacon, 2009.

MLA (9th ed.) Citation

Farley, O. William, et al. Introduction to Social Work. 11th ed. Pearson Allyn and Bacon, 2009.