Não informado. (1911). South African bee journal. South African Federation of Beefarmers Associations.
Chicagoスタイル(17版)引用形式Não informado. South African Bee Journal. Modderfontein, Africa do Sul: South African Federation of Beefarmers Associations, 1911.
MLA(8版)引用形式Não informado. South African Bee Journal. South African Federation of Beefarmers Associations, 1911.
警告: この引用は必ずしも正確ではありません.