Cita APA (7th ed.)

Sylva, K., & Lunt, I. (1982). Child development: A first course. G. McIntyre, Blackwell.

Cita Chicago (17th ed.)

Sylva, Kathy, i Ingrid Lunt. Child Development: A First Course. London : UK: G. McIntyre, Blackwell, 1982.

Cita MLA (8th ed.)

Sylva, Kathy, i Ingrid Lunt. Child Development: A First Course. G. McIntyre, Blackwell, 1982.