Dyfyniad APA

Poland, G. A., Jacobson, R. M., Tilburt, J., & Nichol, K. (2009). The social, political, ethical, and economic aspects of biodefense vaccines.

Dyfyniad Arddull Chicago

Poland, Gregory A., Robert M. Jacobson, Jon Tilburt, and Kristin Nichol. The Social, Political, Ethical, and Economic Aspects of Biodefense Vaccines. 2009.

Dyfyniad MLA

Poland, Gregory A., Robert M. Jacobson, Jon Tilburt, and Kristin Nichol. The Social, Political, Ethical, and Economic Aspects of Biodefense Vaccines. 2009.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.