Gaya APA

Pierangelo, R., Giuliani, G, A. (2012). Assesment in special education : a practical approach. 4th Ed. (4). New Jersey: Pearson.

Gaya MLA

Pierangelo, Roger., Giuliani, George, A.. "Assesment in special education : a practical approach. 4th Ed.". 4 New Jersey: Pearson, 2012. Text.