APA (7th ed.) Citation

Marsden, J. E., Montgomery, R., & Ratiu, T. S. (1990). Reduction, symmetry, and phases in mechanics.

Chicago Style (17th ed.) Citation

Marsden, Jerrold E., Richard Montgomery, and Tudor S. Ratiu. Reduction, Symmetry, and Phases in Mechanics. Providence, RI, 1990.

MLA (9th ed.) Citation

Marsden, Jerrold E., et al. Reduction, Symmetry, and Phases in Mechanics. 1990.