Cronin, J. (1964). Fixed points and topological degree in nonlinear analysis. American Mathematical Society.
Citazione stile Chigago Style (17a edizione)Cronin, Jane. Fixed Points and Topological Degree in Nonlinear Analysis. Providence: American Mathematical Society, 1964.
Citatione MLA (9a ed.)Cronin, Jane. Fixed Points and Topological Degree in Nonlinear Analysis. American Mathematical Society, 1964.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.