APA-Zitierstil (7. Ausg.)

Gruber, J., Kim, J., & Mayzlin, D. (1998). Physician fees and procedure intensity: The case of Cesarean delivery.

Chicago-Zitierstil (17. Ausg.)

Gruber, Jonathan, John Kim, und Dina Mayzlin. Physician Fees and Procedure Intensity: The Case of Cesarean Delivery. Cambridge, Mass, 1998.

MLA-Zitierstil (9. Ausg.)

Gruber, Jonathan, et al. Physician Fees and Procedure Intensity: The Case of Cesarean Delivery. 1998.