Banks, J. H., Sobel, M. A., & Walsh, W. C. (1971). Algebra: Its elements and structure (2nd ed.). Webster Division, McGraw Hill.
Citazione stile Chigago Style (17a edizione)Banks, John Houston, Max A. Sobel, e William C. Walsh. Algebra: Its Elements and Structure. 2nd ed. New York: Webster Division, McGraw Hill, 1971.
Citatione MLA (9a ed.)Banks, John Houston, et al. Algebra: Its Elements and Structure. 2nd ed. Webster Division, McGraw Hill, 1971.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.