APA-Zitierstil (7. Ausg.)

Grant, P. R., & Grant, B. R. (2020). How and Why Species Multiply: The Radiation of Darwin's Finches. Princeton University Press.

Chicago-Zitierstil (17. Ausg.)

Grant, Peter R., und B. Rosemary Grant. How and Why Species Multiply: The Radiation of Darwin's Finches. Princeton, NJ: Princeton University Press, 2020.

MLA-Zitierstil (9. Ausg.)

Grant, Peter R., und B. Rosemary Grant. How and Why Species Multiply: The Radiation of Darwin's Finches. Princeton University Press, 2020.