Dyfyniad APA

Heatley, F., Bliss, H. J., Swift, G., Paterson, J. A., Fisher, G. H., Craig, H. L., & Sheddon, D. W. (1963). Present State of Medicine.

Dyfyniad Arddull Chicago

Heatley, Freddie, H. J. Bliss, George Swift, J. A. Paterson, G. H. Fisher, H. L. Craig, and David W. Sheddon. Present State of Medicine. 1963.

Dyfyniad MLA

Heatley, Freddie, et al. Present State of Medicine. 1963.

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