Gopal, S. (1973). Selected works of Jawaharlal Nehru Vol 7. Orient Longman.
芝加哥风格引文Gopal, S. Selected Works of Jawaharlal Nehru Vol 7. NULL: Orient Longman, 1973.
MLA引文Gopal, S. Selected Works of Jawaharlal Nehru Vol 7. Orient Longman, 1973.
警告：这些引文格式不一定是100％准确.