APA

Schnake M. A., . (1973). Data-processing concepts. New York: McGraw-Hill.

Chicago

Schnake Marilyn A, . 1973. Data-processing concepts. New York: McGraw-Hill.

Harvard

Schnake M. A., . (1973). Data-processing concepts. New York: McGraw-Hill.

MLA

Schnake Marilyn A, . Data-processing concepts. New York: McGraw-Hill. 1973.