APA (7 ম সংস্করণ) উদ্ধৃতি

Chabrowski, J. (1997). Variational methods for potential operator equations: With applications to nonlinear elliptic equations. Walter de Gruyter.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Chabrowski, Jan. Variational Methods for Potential Operator Equations: With Applications to Nonlinear Elliptic Equations. New York: Walter de Gruyter, 1997.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Chabrowski, Jan. Variational Methods for Potential Operator Equations: With Applications to Nonlinear Elliptic Equations. Walter de Gruyter, 1997.