Okon, E. (2013). The World of Bats. Obafemi Awolowo University Press.
Chicagoスタイル(17版)引用形式Okon, Eyo.E. The World of Bats. Obafemi Awolowo University Press, 2013.
MLA(9版)引用形式Okon, Eyo.E. The World of Bats. Obafemi Awolowo University Press, 2013.
警告: この引用は必ずしも正確ではありません.