Cita APA

Pickett, L. H., & Boren, D. (1923). Early childhood education. World book company.

Chicago Style (17th ed.) Citation

Pickett, Lalla H., i Duralde Boren. Early Childhood Education. Yonkers-on-Hudson, N. Y.: World book company, 1923.

Cita MLA

Pickett, Lalla H., i Duralde Boren. Early Childhood Education. World book company, 1923.