APA (7th ed.) Citation

Guillemin, V. W., & Sternberg, S. (1990). Variations on a theme by Kepler. American Mathematical Society.

Chicago Style (17th ed.) Citation

Guillemin, Victor William, and Shlomo Sternberg. Variations on a Theme by Kepler. Providence, R.I.: American Mathematical Society, 1990.

MLA (9th ed.) Citation

Guillemin, Victor William, and Shlomo Sternberg. Variations on a Theme by Kepler. American Mathematical Society, 1990.