Cita APA (7th ed.)

Galper, A., & Seefeldt, C. (1998). Continuing issues in early childhood education (2nd ed.). Merrill.

Cita Chicago (17th ed.)

Galper, Alice, i Carol Seefeldt. Continuing Issues in Early Childhood Education. 2nd ed. Upper Saddle River, N.J: Merrill, 1998.

Cita MLA (9th ed.)

Galper, Alice, i Carol Seefeldt. Continuing Issues in Early Childhood Education. 2nd ed. Merrill, 1998.