Rana, S. V. S. (2009). Essentials of ecoloy and environmental science (4th ed.). PHI Learning.
シカゴスタイル引用形Rana, S. V. S. Essentials of Ecoloy and Environmental Science. 4th ed. New Delhi: PHI Learning, 2009.
MLA引用形式Rana, S. V. S. Essentials of Ecoloy and Environmental Science. 4th ed. PHI Learning, 2009.
警告: この引用は必ずしも正確ではありません.