APA-viite (7. p.)

Clifton, I., Hsueh, L., Baldwin, J., Harlos, K., & Schofield, C. (2001). Structure of proline 3-hydroxylase. Evolution of the family of 2-oxoglutarate dependent oxygenases.

Chicago-viite (17. p.)

Clifton, I., L. Hsueh, J. Baldwin, K. Harlos, ja C. Schofield. Structure of Proline 3-hydroxylase. Evolution of the Family of 2-oxoglutarate Dependent Oxygenases. 2001.

MLA-viite (9. p.)

Clifton, I., et al. Structure of Proline 3-hydroxylase. Evolution of the Family of 2-oxoglutarate Dependent Oxygenases. 2001.