Siveter, D. (1996). Calymenid trilobites from the Wenlock Series (Silurian) of Britain.
Chicagoスタイル(17版)引用形式Siveter, D. Calymenid Trilobites from the Wenlock Series (Silurian) of Britain. 1996.
MLA(9版)引用形式Siveter, D. Calymenid Trilobites from the Wenlock Series (Silurian) of Britain. 1996.
警告: この引用は必ずしも正確ではありません.