SPELLBERG, I. F. (1991). Monitoring Ecological Change. Chambridge University Press.
Chicagoスタイル(17版)引用形式SPELLBERG, Ian F. Monitoring Ecological Change. Chambridge University Press, 1991.
MLA(8版)引用形式SPELLBERG, Ian F. Monitoring Ecological Change. Chambridge University Press, 1991.
警告: この引用は必ずしも正確ではありません.