Gaya APA

Skidmore, R, A. et al (1994). Introduction to social work (6th ed). Englewood Cliffs, NJ: Prentice Hall International.

Gaya MLA

Skidmore, Rex, A.. et al. "Introduction to social work". 6th ed Englewood Cliffs, NJ: Prentice Hall International, 1994. Text.