Allen, C. L., & Hobt, A. W. (1944). Recreation handbook for group leaders. University of Tennessee, Division of university extension.
Dyfyniad Arddull ChicagoAllen, Catherine Louise, and Albert Watt Hobt. Recreation Handbook for Group Leaders. Knoxville, Tenn.: University of Tennessee, Division of university extension, 1944.
Dyfyniad MLAAllen, Catherine Louise, and Albert Watt Hobt. Recreation Handbook for Group Leaders. University of Tennessee, Division of university extension, 1944.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.