Campbell, B. (1977). Birds of coast and sea: Britain and North Europe. Oxford University.
シカゴスタイル引用形Campbell, Bruce. Birds of Coast and Sea: Britain and North Europe. Toronto: Oxford University, 1977.
MLA引用形式Campbell, Bruce. Birds of Coast and Sea: Britain and North Europe. Oxford University, 1977.
警告: この引用は必ずしも正確ではありません.