Cita APA

van Walraven, C., Austin, P., & Naylor, C. D. (2001). Vitamin B12 injections versus oral supplements. How much money could be saved by switching from injections to pills?

Citación estilo Chicago

van Walraven, C., P. Austin, y C. D. Naylor. Vitamin B12 Injections Versus Oral Supplements. How Much Money Could Be Saved By Switching From Injections to Pills? 2001.

Cita MLA

van Walraven, C., P. Austin, y C. D. Naylor. Vitamin B12 Injections Versus Oral Supplements. How Much Money Could Be Saved By Switching From Injections to Pills? 2001.