Cita APA (7a ed.)
Lefferts, R. (1981). Elements of graphics: How to prepare charts and graphs for effective reports. Harper & Row.
Cita Chicago Style (17a ed.)
Lefferts, Robert. Elements of Graphics: How to Prepare Charts and Graphs for Effective Reports. New York ; London: Harper & Row, 1981.
Cita MLA (9a ed.)
Lefferts, Robert. Elements of Graphics: How to Prepare Charts and Graphs for Effective Reports. Harper & Row, 1981.
Precaución: Estas citas no son 100% exactas.