APA (7th ed.) Citation

Smith, D. R. (1985). Singular-perturbation theory: An introd. with applications (1. publ.). Cambridge Univ. Press.

Chicago Style (17th ed.) Citation

Smith, Donald R. Singular-perturbation Theory: An Introd. with Applications. 1. publ. Cambridge u.a: Cambridge Univ. Press, 1985.

MLA (9th ed.) Citation

Smith, Donald R. Singular-perturbation Theory: An Introd. with Applications. 1. publ. Cambridge Univ. Press, 1985.