KUMAR, A. (2012). Aquatic ecosystem. Discovery Publishers.
芝加哥风格引文KUMAR, Ashok. Aquatic Ecosystem. Discovery Publishers, 2012.
MLA引文KUMAR, Ashok. Aquatic Ecosystem. Discovery Publishers, 2012.
警告：这些引文格式不一定是100％准确.
APA引文
KUMAR, A. (2012). Aquatic ecosystem. Discovery Publishers.
芝加哥风格引文KUMAR, Ashok. Aquatic Ecosystem. Discovery Publishers, 2012.
MLA引文KUMAR, Ashok. Aquatic Ecosystem. Discovery Publishers, 2012.