APA
Hutchinson A. K., O'Neil J. W., Morgan E. N., Cervenak M. A. & Saunders R. A. (20031002). Retinopathy of prematurity in infants with birth weights greater than 1250 grams. : Journal of AAPOS : the official publication of the American Association for Pediatric Ophthalmology and Strabismus.
Chicago
Hutchinson Amy K, O'Neil James W, Morgan Elizabeth N, Cervenak Martha A and Saunders Richard A. 20031002. Retinopathy of prematurity in infants with birth weights greater than 1250 grams. : Journal of AAPOS : the official publication of the American Association for Pediatric Ophthalmology and Strabismus.
Harvard
Hutchinson A. K., O'Neil J. W., Morgan E. N., Cervenak M. A. and Saunders R. A. (20031002). Retinopathy of prematurity in infants with birth weights greater than 1250 grams. : Journal of AAPOS : the official publication of the American Association for Pediatric Ophthalmology and Strabismus.
MLA
Hutchinson Amy K, O'Neil James W, Morgan Elizabeth N, Cervenak Martha A and Saunders Richard A. Retinopathy of prematurity in infants with birth weights greater than 1250 grams. : Journal of AAPOS : the official publication of the American Association for Pediatric Ophthalmology and Strabismus. 20031002.