Dyfyniad APA

Sharfstein, J. M. The public health crisis survival guide. Oxford University Press.

Dyfyniad Arddull Chicago

Sharfstein, Joshua M. The Public Health Crisis Survival Guide. Oxford University Press.

Dyfyniad MLA

Sharfstein, Joshua M. The Public Health Crisis Survival Guide. Oxford University Press.

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