Cita APA (7th ed.)

205590 Hinch, E. J. (1991). Perturbation methods. Cambridge : Cambridge University Pr..

Cita Chicago (17th ed.)

205590 Hinch, E. J. Perturbation Methods. Cambridge : Cambridge University Pr., 1991.

Cita MLA (9th ed.)

205590 Hinch, E. J. Perturbation Methods. Cambridge : Cambridge University Pr., 1991.