Cowling, S. J. (1972). Bibliography on waterbird research and management in Australia (3rd ed.). A.F.A.C. Secretariat.
Dyfyniad Arddull ChicagoCowling, S. J. Bibliography on Waterbird Research and Management in Australia. 3rd ed. Canberra: A.F.A.C. Secretariat, 1972.
Dyfyniad MLACowling, S. J. Bibliography on Waterbird Research and Management in Australia. 3rd ed. A.F.A.C. Secretariat, 1972.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.