APA (7th ed.) Citation

Bellman, R. (1961). A brief introduction to Theta functions / by R. Bellman. Holt, Rinehart and Winston.

Chicago Style (17th ed.) Citation

Bellman, Richard. A Brief Introduction to Theta Functions / by R. Bellman. Holt, Rinehart and Winston, 1961.

MLA (9th ed.) Citation

Bellman, Richard. A Brief Introduction to Theta Functions / by R. Bellman. Holt, Rinehart and Winston, 1961.

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