APA (7 ম সংস্করণ) উদ্ধৃতি

Erdelyi, A. (1961). Lectures on asymptotic solutions of ordinary linear differential equations. Mathematics Dept., California Institute of Technology.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Erdelyi, Arthur. Lectures on Asymptotic Solutions of Ordinary Linear Differential Equations. Pasadena, Calif.: Mathematics Dept., California Institute of Technology, 1961.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

Erdelyi, Arthur. Lectures on Asymptotic Solutions of Ordinary Linear Differential Equations. Mathematics Dept., California Institute of Technology, 1961.