APA (7th ed.) Citation

Sage Publications & Gardner, J. (2012). Assessment and learning (2nd ed.). SAGE.

Chicago Style (17th ed.) Citation

Sage Publications and John Gardner. Assessment and Learning. 2nd ed. Los Angeles, [Calif.] ; London: SAGE, 2012.

MLA (9th ed.) Citation

Sage Publications and John Gardner. Assessment and Learning. 2nd ed. SAGE, 2012.