APA ציטוט
National Academy of Sciences (U.S.), National Academy of Engineering, Institute of Medicine (U.S.), National Research Council (U.S.), & ebrary, Inc. (1997). Preparing for the 21st century: The education imperative. National Academy of Sciences.
Chicago Style (17th ed.) Citation
National Academy of Sciences (U.S.), National Academy of Engineering, Institute of Medicine (U.S.), National Research Council (U.S.), and Inc ebrary. Preparing for the 21st Century: The Education Imperative. [Washington, D.C.]: National Academy of Sciences, 1997.
ציטוט MLA
National Academy of Sciences (U.S.), et al. Preparing for the 21st Century: The Education Imperative. National Academy of Sciences, 1997.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.