APA Style

Badders, W, ;, B, L, J, ;, F, V. (2003). Earth's resources : grade 3 . Massachusetts: Houghton Mifflin.

MLA Style

Badders, William, ;, Bethel,, Lowell, J., ;, Fu,, Victoria. "Earth's resources : grade 3". Massachusetts: Houghton Mifflin, 2003. BOOK.