Gaya APA

Morales, A, T., Sheafor, B, W. (1998). SOCIAL WORK: A PROFESSION OF MANY FACES (Ed.8). USA: Allyn and Bacon.

Gaya MLA

Morales, Armando, T., Sheafor, Braford, W. "SOCIAL WORK: A PROFESSION OF MANY FACES". Ed.8 USA: Allyn and Bacon, 1998. Text.