APA-Zitierstil (7. Ausg.)

Li, G., & Bengtson, P. (2018). Early Cretaceous ammonites from eastern Heilongjiang, northeastern China, and their chronostratigraphical significance. Cretaceous research, 88, . https://doi.org/10.1016/j.cretres.2017.10.009

Chicago-Zitierstil (17. Ausg.)

Li, Gang, und Peter Bengtson. "Early Cretaceous Ammonites from Eastern Heilongjiang, Northeastern China, and Their Chronostratigraphical Significance." Cretaceous Research 88 (2018). https://doi.org/10.1016/j.cretres.2017.10.009.

MLA-Zitierstil (9. Ausg.)

Li, Gang, und Peter Bengtson. "Early Cretaceous Ammonites from Eastern Heilongjiang, Northeastern China, and Their Chronostratigraphical Significance." Cretaceous Research, vol. 88, 2018, https://doi.org/10.1016/j.cretres.2017.10.009.