Παραπομπή APA

Milner-Gulland, E. J., & Mace, R. Conservation of biological resources.

Παραπομπή Chicago Style

Milner-Gulland, E J., και Ruth Mace. Conservation of Biological Resources.

Παραπομπή MLA

Milner-Gulland, E J., και Ruth Mace. Conservation of Biological Resources.