APA Style

Howe, A, C., Nichols, S, E. (c2001). Case studies in elementary science : learning from teachers . Upper Saddle River, New Jersey: Merrill.

MLA Style

Howe, Ann, C.., Nichols, Sharon, E.. "Case studies in elementary science : learning from teachers". Upper Saddle River, New Jersey: Merrill, c2001. Text.