APA-viite (7. p.)

Simpkins, J., & Williams, J. I. (1989). Advanced biology (3rd ed.). Unwin Hyman.

Chicago-viite (17. p.)

Simpkins, J., ja J. I. Williams. Advanced Biology. 3rd ed. London: Unwin Hyman, 1989.

MLA-viite (8. p.)

Simpkins, J., ja J. I. Williams. Advanced Biology. 3rd ed. Unwin Hyman, 1989.