APA citiranje

Steenrod, N. E. (1962). Cohomology operations. Princeton, N.J.: Princeton University Press.

Trích dẫn kiểu Chicago

Steenrod, Norman Earl. Cohomology Operations. Princeton, N.J.: Princeton University Press, 1962.

MLA citiranje

Steenrod, Norman Earl. Cohomology Operations. Princeton, N.J.: Princeton University Press, 1962.