APA (7. basım) Alıntı
Lefferts, R. (1981). Elements of graphics: How to prepare charts and graphs for effective reports. Harper & Row.
Chicago Style (17. basım) Atıf
Lefferts, Robert. Elements of Graphics: How to Prepare Charts and Graphs for Effective Reports. New York ; London: Harper & Row, 1981.
MLA (9th ed.) Atıf
Lefferts, Robert. Elements of Graphics: How to Prepare Charts and Graphs for Effective Reports. Harper & Row, 1981.
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