APA (7th ed.) Citation

Guillemin, V., & Sternberg, S. (1977). Geometric asymptotics. American Math. Soc.

Chicago Style (17th ed.) Citation

Guillemin, Victor, and Shlomo Sternberg. Geometric Asymptotics. Providence, RI: American Math. Soc, 1977.

MLA (9th ed.) Citation

Guillemin, Victor, and Shlomo Sternberg. Geometric Asymptotics. American Math. Soc, 1977.