Cita APA (7a ed.)

Graff, R. A. (1978). Elements of non-linear functional analysis. American Mathematical Society.

Cita Chicago Style (17a ed.)

Graff, Richard A. Elements of Non-linear Functional Analysis. Providence, R.I.: American Mathematical Society, 1978.

Cita MLA (8a ed.)

Graff, Richard A. Elements of Non-linear Functional Analysis. American Mathematical Society, 1978.