APA引文

Jyotsna Bharti. (2018). Karl Marx A Biography (2018.). Spider Books.

Chicago Style (17th ed.) Citation

Jyotsna Bharti. Karl Marx A Biography. 2018. Spider Books, 2018.

MLA引文

Jyotsna Bharti. Karl Marx A Biography. 2018. Spider Books, 2018.

警告：這些引文格式不一定是100％准確.