APA (7th ed.) Citation

Gregory, J. T., Bacskai, J. A., & Shkurkin, G. V. (1981). Bibliography of fossil vertebrates 1978. American Geol. Inst.

Chicago Style (17th ed.) Citation

Gregory, Joseph T., Judith A. Bacskai, and George V. Shkurkin. Bibliography of Fossil Vertebrates 1978. Falls Church, Va: American Geol. Inst, 1981.

MLA (9th ed.) Citation

Gregory, Joseph T., et al. Bibliography of Fossil Vertebrates 1978. American Geol. Inst, 1981.