APA-viite (7. p.)

Lyon, W., & Duke, B. J. (1981). Introduction to human services. Reston Pub. Co.

Chicago-viite (17. p.)

Lyon, William, ja Bill J. Duke. Introduction to Human Services. Reston, Va: Reston Pub. Co, 1981.

MLA-viite (9. p.)

Lyon, William, ja Bill J. Duke. Introduction to Human Services. Reston Pub. Co, 1981.