Geldmann, J., Manica, A., Burgess, N. D., Coad, L., & Balmford, A. (2019). A global-level assessment of the effectiveness of protected areas at resisting anthropogenic pressures. Proc Natl Acad Sci U S A.
استشهاد بنمط شيكاغوGeldmann, Jonas, Andrea Manica, Neil D. Burgess, Lauren Coad, و Andrew Balmford. "A Global-level Assessment of the Effectiveness of Protected Areas At Resisting Anthropogenic Pressures." Proc Natl Acad Sci U S A 2019.
MLA استشهادGeldmann, Jonas, et al. "A Global-level Assessment of the Effectiveness of Protected Areas At Resisting Anthropogenic Pressures." Proc Natl Acad Sci U S A 2019.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.