Cita APA (7a ed.)

Gupta, S. (1989). A calculus for factorial arrangements. Springer.

Cita Chicago Style (17a ed.)

Gupta, Sudhir. A Calculus for Factorial Arrangements. Berlin [etc.]: Springer, 1989.

Cita MLA (9a ed.)

Gupta, Sudhir. A Calculus for Factorial Arrangements. Springer, 1989.