APA

Yelles M., . (1971). McGraw-Hill encyclopedia of science and technology: an international reference work. New York: McGraw-Hill.

Chicago

Yelles Marvin, . 1971. McGraw-Hill encyclopedia of science and technology: an international reference work. New York: McGraw-Hill.

Harvard

Yelles M., . (1971). McGraw-Hill encyclopedia of science and technology: an international reference work. New York: McGraw-Hill.

MLA

Yelles Marvin, . McGraw-Hill encyclopedia of science and technology: an international reference work. New York: McGraw-Hill. 1971.