Joseph, K. (2004). Essentials of environmental studies. Pearson Education.
芝加哥风格引文Joseph, Kurian. Essentials of Environmental Studies. Delhi: Pearson Education, 2004.
MLA引文Joseph, Kurian. Essentials of Environmental Studies. Pearson Education, 2004.
警告：这些引文格式不一定是100％准确.