Não informado. (1951). Journal of the Agricultural Society of Trinidad and Tobago. Agricultural Society of Trinidad and Tobago.
Chicagoスタイル(17版)引用形式Não informado. Journal of the Agricultural Society of Trinidad and Tobago. Port of Spain: Agricultural Society of Trinidad and Tobago, 1951.
MLA(8版)引用形式Não informado. Journal of the Agricultural Society of Trinidad and Tobago. Agricultural Society of Trinidad and Tobago, 1951.
警告: この引用は必ずしも正確ではありません.