Peterson, J. M. (1971). Foundations of algebra and number theory. Markham Pub. Co..
Lua i Stíl Chicago (17ú heag.)Peterson, John M. Foundations of Algebra and Number Theory. Chicago: Markham Pub. Co., 1971.
Lua MLA (9ú heag.)Peterson, John M. Foundations of Algebra and Number Theory. Markham Pub. Co., 1971.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.