Doris, E. (1991). Doing what scientists do: Children learn to investigate their world. Heinemann.
Chicago Style (17. basım) AtıfDoris, Ellen. Doing What Scientists Do: Children Learn to Investigate Their World. Portsmouth: Heinemann, 1991.
MLA (9th ed.) AtıfDoris, Ellen. Doing What Scientists Do: Children Learn to Investigate Their World. Heinemann, 1991.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..