Cita APA (7th ed.)

Gestwicki, C. (1999). The essentials of early education (First Canadian edition.). ITP Nelson.

Cita Chicago (17th ed.)

Gestwicki, Carol. The Essentials of Early Education. First Canadian edition. Toronto, Ont.: ITP Nelson, 1999.

Cita MLA (8th ed.)

Gestwicki, Carol. The Essentials of Early Education. First Canadian edition. ITP Nelson, 1999.