Research and Education Association & Weisbecker, H. (1974). The calculus problem solver. JMC Press, Incorporated.
Lua i Stíl Chicago (17ú heag.)Research and Education Association agus Henry Weisbecker. The Calculus Problem Solver. Quezon City: JMC Press, Incorporated, 1974.
Lua MLA (9ú heag.)Research and Education Association agus Henry Weisbecker. The Calculus Problem Solver. JMC Press, Incorporated, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.