APA ציטוט
Lefferts, R. (1981). Elements of graphics: How to prepare charts and graphs for effective reports. Harper & Row.
Chicago Style (17th ed.) Citation
Lefferts, Robert. Elements of Graphics: How to Prepare Charts and Graphs for Effective Reports. New York ; London: Harper & Row, 1981.
ציטוט MLA
Lefferts, Robert. Elements of Graphics: How to Prepare Charts and Graphs for Effective Reports. Harper & Row, 1981.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.