Hillman, C. B. (1995). Before the school bell rings. Phi Delta Kappa Educational Foundation.
Cita Chicago Style (17a ed.)Hillman, Carol B. Before the School Bell Rings. Indiana: Phi Delta Kappa Educational Foundation, 1995.
Cita MLA (9a ed.)Hillman, Carol B. Before the School Bell Rings. Phi Delta Kappa Educational Foundation, 1995.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.