Gaya APA

Klausmeier, H, J., Sipple, T, S. (1980). Learning and teaching concepts : a strategy for testing applications of theory . New York: Academic Press.

Gaya MLA

Klausmeier, Herbert, J.., Sipple, Thomas, S.. "Learning and teaching concepts : a strategy for testing applications of theory". New York: Academic Press, 1980. Text.