Cita APA

Buruck, J. A., Hodapp, R. M., & Zigler, E. Handbook of mental retardation and development.

Chicago Edition Citation

Buruck, Jacob A., Robert M. Hodapp, i Edward Zigler. Handbook of Mental Retardation and Development. Cambridge, Cambridge University Press.

Cita MLA

Buruck, Jacob A., et al. Handbook of Mental Retardation and Development.