APA Edition Citation

Korovkin, P. P. (1960). Linear operators and approximation theory.

Chicago Edition Citation

Korovkin, P P. Linear Operators and Approximation Theory. Hindustan Publishing Corporation, Delhi, 1960.

MLA Edition Citation

Korovkin, P P. Linear Operators and Approximation Theory. 1960.

Warning: These citations may not always be 100% accurate.