Παραπομπή σε μορφή APA (7η εκδ.)

Kedlaya, K. S., Poonen, B., & Vakil, R. (2008). The William Lowell Putnam mathematical competition 1985-2000: Problems, solutions, and commentary. Mathematical Association of America.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Kedlaya, Kiran Sridhara, Bjorn Poonen, και Ravi Vakil. The William Lowell Putnam Mathematical Competition 1985-2000: Problems, Solutions, and Commentary. Washington, DC: Mathematical Association of America, 2008.

Παραπομπή σε μορφή MLA (9th εκδ.)

Kedlaya, Kiran Sridhara, et al. The William Lowell Putnam Mathematical Competition 1985-2000: Problems, Solutions, and Commentary. Mathematical Association of America, 2008.