Cita APA (7a ed.)

Calkins, L. M. (1986). The art of teachig writing. Heinemann.

Cita Chicago Style (17a ed.)

Calkins, Lucy McCormick. The Art of Teachig Writing. Portsmouth: Heinemann, 1986.

Cita MLA (9a ed.)

Calkins, Lucy McCormick. The Art of Teachig Writing. Heinemann, 1986.