Bledsoe, M. D., & Schwartz, F. M. (1962). Experiments on rotational impact. Govt. Printing Office.
Dyfyniad Arddull ChicagoBledsoe, Margaret D., and F. M. Schwartz. Experiments on Rotational Impact. [Washington: Govt. Printing Office, 1962.
Dyfyniad MLABledsoe, Margaret D., and F. M. Schwartz. Experiments on Rotational Impact. Govt. Printing Office, 1962.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.