Natanson, I., Boron, L. F., & Hewitt, E. (1955). Theory of functions of a real variable: Teoria functsiy veshchestvennoy peremennoy, chapters I to IX. Frederick Ungar Publishing Co.
Citazione stile Chigago Style (17a edizione)Natanson, I.P, Leo F. Boron, e Edwin Hewitt. Theory of Functions of a Real Variable: Teoria Functsiy Veshchestvennoy Peremennoy, Chapters I to IX. New York: Frederick Ungar Publishing Co, 1955.
Citatione MLA (9a ed.)Natanson, I.P, et al. Theory of Functions of a Real Variable: Teoria Functsiy Veshchestvennoy Peremennoy, Chapters I to IX. Frederick Ungar Publishing Co, 1955.
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