APA (7th ed.) Citation

Oliphant, R. M. (1971). Psychological considerations of lettering for identification: By Robert Oliphant and others. Signs of the Times Pub. Co..

Chicago Style (17th ed.) Citation

Oliphant, Robert M. Psychological Considerations of Lettering for Identification: By Robert Oliphant and Others. Cincinnati, Ohio: Signs of the Times Pub. Co., 1971.

MLA (8th ed.) Citation

Oliphant, Robert M. Psychological Considerations of Lettering for Identification: By Robert Oliphant and Others. Signs of the Times Pub. Co., 1971.