Dyfyniad APA

Le Riche, W. H., & Milner, J. (1971). Epidemiology as medical ecology. Churchill Livingstone.

Dyfyniad Arddull Chicago

Le Riche, W. Harding, and Jean Milner. Epidemiology as Medical Ecology. Edinburgh: Churchill Livingstone, 1971.

Dyfyniad MLA

Le Riche, W. Harding, and Jean Milner. Epidemiology as Medical Ecology. Churchill Livingstone, 1971.

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