Cita APA

Spowart, K. M., Williamson, T. H., Dutton, G. N., Murray, G., & Andrews, R. (1996). Visual screening programme for preschool children.

Chicago Style Citation

Spowart, Katherine M., Tom H. Williamson, Gordon N. Dutton, Gordon Murray, i Rosemary Andrews. Visual Screening Programme for Preschool Children. 1996.

Cita MLA

Spowart, Katherine M., et al. Visual Screening Programme for Preschool Children. 1996.