Παραπομπή APA

Grumbach, K., Selby, J. V., Schmittdiel, J. A., & Quesenberry, C. P. (1999). Quality of primary care practice in a large HMO according to physician specialty.

Παραπομπή Chicago Style

Grumbach, K., J V. Selby, J A. Schmittdiel, και C P. Quesenberry. Quality of Primary Care Practice in a Large HMO According to Physician Specialty. 1999.

Παραπομπή MLA

Grumbach, K., J V. Selby, J A. Schmittdiel, και C P. Quesenberry. Quality of Primary Care Practice in a Large HMO According to Physician Specialty. 1999.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.