APA-viite (7. p.)

Pollard, A., Powell, K., Harper, F., & Smith, J. (2002). The genetic basis of metal hyperaccumulation in plants.

Chicago-viite (17. p.)

Pollard, A., K. Powell, F. Harper, ja J. Smith. The Genetic Basis of Metal Hyperaccumulation in Plants. 2002.

MLA-viite (9. p.)

Pollard, A., et al. The Genetic Basis of Metal Hyperaccumulation in Plants. 2002.