APA Style

Calkins, L, A, P, L. (2008). A Principal's Guide To Leadership In the Teaching Of Writing . New Hampshire: Firsthand An Imprint of Heinemann.

MLA Style

Calkins, Lucy, And, Pessah,, Laurie. "A Principal's Guide To Leadership In the Teaching Of Writing". New Hampshire: Firsthand An Imprint of Heinemann, 2008. BOOK.