Παραπομπή σε μορφή APA (7η εκδ.)

Mawhin, J. (1979). Topological degree methods in nonlinear boundary value problems. Published for the Conference Board of the Mathematical Sciences by the American Mathematical Society.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Mawhin, J. Topological Degree Methods in Nonlinear Boundary Value Problems. Providence, R.I.: Published for the Conference Board of the Mathematical Sciences by the American Mathematical Society, 1979.

Παραπομπή σε μορφή MLA (9th εκδ.)

Mawhin, J. Topological Degree Methods in Nonlinear Boundary Value Problems. Published for the Conference Board of the Mathematical Sciences by the American Mathematical Society, 1979.