Não informado. (1959). Australian national clay. Australian Clay Products Association.
Chicagoスタイル(17版)引用形式Não informado. Australian National Clay. Sydney, Australia: Australian Clay Products Association, 1959.
MLA(8版)引用形式Não informado. Australian National Clay. Australian Clay Products Association, 1959.
警告: この引用は必ずしも正確ではありません.