Counsilman, J. E., & Counsilman, B. E. (1994). The new science of swimming. Englewood Cliffs, N.J.: Prentice Hall.
Dyfyniad Arddull ChicagoCounsilman, James E., và Brian E. Counsilman. The New Science of Swimming. Englewood Cliffs, N.J.: Prentice Hall, 1994.
Dyfyniad MLACounsilman, James E., và Brian E. Counsilman. The New Science of Swimming. Englewood Cliffs, N.J.: Prentice Hall, 1994.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.