Não informado. (1995). African Plant Protection. Agricultural Research Council.
Chicagoスタイル(17版)引用形式Não informado. African Plant Protection. Arcadia, Africa do Sul: Agricultural Research Council, 1995.
MLA(8版)引用形式Não informado. African Plant Protection. Agricultural Research Council, 1995.
警告: この引用は必ずしも正確ではありません.