Ehlen-Miller, M. (1979). Think and serve: The Word is life activity book (2nd ed.). Benziger.
Chicago-referens (17:e uppl.)Ehlen-Miller, Margaret. Think and Serve: The Word Is Life Activity Book. 2nd ed. Encino, Calif.: Benziger, 1979.
MLA-referens (8:e uppl.)Ehlen-Miller, Margaret. Think and Serve: The Word Is Life Activity Book. 2nd ed. Benziger, 1979.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.