Hudson, W. H. (1923). British birds. Library Press.
Chicagoスタイル(17版)引用形式Hudson, W. H. British Birds. London: Library Press, 1923.
MLA(8版)引用形式Hudson, W. H. British Birds. Library Press, 1923.
警告: この引用は必ずしも正確ではありません.
APA(7版)引用形式