Cita APA (7th ed.)

Kohner, E., Stratton, I., Aldington, S., Turner, R., & Matthews, D. (1999). Microaneurysms in the development of diabetic retinopathy (UKPDS 42). UK Prospective Diabetes Study Group.

Cita Chicago (17th ed.)

Kohner, E., I. Stratton, S. Aldington, R. Turner, i DR Matthews. Microaneurysms in the Development of Diabetic Retinopathy (UKPDS 42). UK Prospective Diabetes Study Group. 1999.

Cita MLA (9th ed.)

Kohner, E., et al. Microaneurysms in the Development of Diabetic Retinopathy (UKPDS 42). UK Prospective Diabetes Study Group. 1999.