Cytowanie według stylu APA (wyd. 7)

Tunbridge, E., Harrison, P., Warden, D., Refsum, H., Johnston, C., & Smith, D. (2007). Human plasma homocysteine levels are associated with the catechol-O-methyltransferase Val158Met polymorphism.

Cytowanie według stylu Chicago (wyd. 17)

Tunbridge, E., P. Harrison, D. Warden, H. Refsum, C. Johnston, i D. Smith. Human Plasma Homocysteine Levels Are Associated with the Catechol-O-methyltransferase Val158Met Polymorphism. 2007.

Cytowanie według stylu MLA (wyd. 9)

Tunbridge, E., et al. Human Plasma Homocysteine Levels Are Associated with the Catechol-O-methyltransferase Val158Met Polymorphism. 2007.