APA (7th ed.) Citation

Wolf, D. P. (1989). Portfolio Assessment: Sampling Student Work. Educational Leadership, 46(7), 35.

Chicago Style (17th ed.) Citation

Wolf, Dennie Palmer. "Portfolio Assessment: Sampling Student Work." Educational Leadership 46, no. 7 (1989): 35.

MLA (9th ed.) Citation

Wolf, Dennie Palmer. "Portfolio Assessment: Sampling Student Work." Educational Leadership, vol. 46, no. 7, 1989, p. 35.