APA

Sagan H., . (1974). Advanced calculus: of real-valued functions of a real variable and vector-valued functions of a vector variable. Boston: Houghton Mifflin Co.

Chicago

Sagan Hans, . 1974. Advanced calculus: of real-valued functions of a real variable and vector-valued functions of a vector variable. Boston: Houghton Mifflin Co.

Harvard

Sagan H., . (1974). Advanced calculus: of real-valued functions of a real variable and vector-valued functions of a vector variable. Boston: Houghton Mifflin Co.

MLA

Sagan Hans, . Advanced calculus: of real-valued functions of a real variable and vector-valued functions of a vector variable. Boston: Houghton Mifflin Co. 1974.