Cita APA (7a ed.)

Roberts, F. S., & Tesman, B. Applied combinatorics (2nd ed.).

Cita Chicago Style (17a ed.)

Roberts, Fred S., y Barry Tesman. Applied Combinatorics. 2nd ed.

Cita MLA (8a ed.)

Roberts, Fred S., y Barry Tesman. Applied Combinatorics. 2nd ed.