APA-Zitierstil (7. Ausg.)

Keach, E. T., Barnes, B. R., & Anderson, L. F. (1976). The world around us (Teacher's annotated ed.). Houghton Mifflin.

Chicago-Zitierstil (17. Ausg.)

Keach, Everett T., Buckley R. Barnes, und Lee F. Anderson. The World Around Us. Teacher's annotated ed. Atlanta [u.a.]: Houghton Mifflin, 1976.

MLA-Zitierstil (9. Ausg.)

Keach, Everett T., et al. The World Around Us. Teacher's annotated ed. Houghton Mifflin, 1976.