Cita APA (7th ed.)

Education Center (Greensboro, N.C.). (1998). The mailbox teacher. Education Center.

Cita Chicago (17th ed.)

Education Center (Greensboro, N.C.). The Mailbox Teacher. Greensboro, NC: Education Center, 1998.

Cita MLA (9th ed.)

Education Center (Greensboro, N.C.). The Mailbox Teacher. Education Center, 1998.