APA-viite

Williams, O., & ...[et al.]. Laboratory exercises for biological science. Lea $febiger.

Chicago-tyylinen lähdeviittaus

Williams, Olwen, ja ...[et al.]. Laboratory Exercises for Biological Science. Phlioadelphia: Lea $febiger.

MLA-viite

Williams, Olwen, ja ...[et al.]. Laboratory Exercises for Biological Science. Lea $febiger.