APA

Schmitz R. M., . (1958). Preparing the research paper. New York: Rinehart & company, inc. [etc.].

Chicago

Schmitz Robert Morell, . 1958. Preparing the research paper. New York: Rinehart & company, inc. [etc.].

Harvard

Schmitz R. M., . (1958). Preparing the research paper. New York: Rinehart & company, inc. [etc.].

MLA

Schmitz Robert Morell, . Preparing the research paper. New York: Rinehart & company, inc. [etc.]. 1958.