APA (7th ed.) Citation

Kašin, B. S., & Saakjan, A. A. (1989). Orthogonal series. American Mathematical Society.

Chicago Style (17th ed.) Citation

Kašin, Boris S., and Artur A. Saakjan. Orthogonal Series. Providence, R.I: American Mathematical Society, 1989.

MLA (9th ed.) Citation

Kašin, Boris S., and Artur A. Saakjan. Orthogonal Series. American Mathematical Society, 1989.