APA (7th ed.) Citation

School Mathematics Study Group, Wilson, J. W., Cahen, L. S., & Begle, E. G. (1968). Non-test data. Leland Stanford Junior University.

Chicago Style (17th ed.) Citation

School Mathematics Study Group, James W. Wilson, Leonard S. Cahen, and Edward G. Begle. Non-test Data. Stanford, CA: Leland Stanford Junior University, 1968.

MLA (9th ed.) Citation

School Mathematics Study Group, et al. Non-test Data. Leland Stanford Junior University, 1968.