Citazione Stile APA (7a Edizione)

RENNER, J. W., Stafford, D. G., & COULTER, V. J. (1977). Variation: Learning science. MacMillan.

Citazione stile Chigago Style (17a edizione)

RENNER, John W., Don G. Stafford, e Vivian Jensen COULTER. Variation: Learning Science. New York: MacMillan, 1977.

Citatione MLA (9a ed.)

RENNER, John W., et al. Variation: Learning Science. MacMillan, 1977.