Doris, E. (1991). Doing what scientists do: Children learn to investigate their world. Heinemann.
Chicago Style (17th ed.) CitationDoris, Ellen. Doing What Scientists Do: Children Learn to Investigate Their World. Portsmouth: Heinemann, 1991.
ציטוט MLADoris, Ellen. Doing What Scientists Do: Children Learn to Investigate Their World. Heinemann, 1991.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.