APA citiranje

Schulenburg, W. E., & Tsanaktsidis, G. (2004). Variations in the morphology of retinopathy of prematurity in extremely low birthweight infants. Copyright 2004 British Journal of Ophthalmology.

Citação norma Chicago

Schulenburg, W E., and G. Tsanaktsidis. Variations in the Morphology of Retinopathy of Prematurity in Extremely Low Birthweight Infants. Copyright 2004 British Journal of Ophthalmology, 2004.

MLA citiranje

Schulenburg, W E., and G. Tsanaktsidis. Variations in the Morphology of Retinopathy of Prematurity in Extremely Low Birthweight Infants. Copyright 2004 British Journal of Ophthalmology, 2004.