Gaya APA

Sheafor, B, W., Horejsi, C, R. (2003). TECHNIQUES AND GUIDELINES FOR SOCIAL WORK PRACTICE (Ed.6). USA: Pearson Education,Inc..

Gaya MLA

Sheafor, Bradford, W., Horejsi, Charles, R. "TECHNIQUES AND GUIDELINES FOR SOCIAL WORK PRACTICE". Ed.6 USA: Pearson Education,Inc., 2003. Text.