APA引文

Sinha,Swapan Kumar. (1991). Child labour in Calcutta: A sociological study. Naya Prakash.

Chicago Edition Citation

Sinha,Swapan Kumar. Child Labour in Calcutta: A Sociological Study. Culcutta: Naya Prakash, 1991.

MLA引文

Sinha,Swapan Kumar. Child Labour in Calcutta: A Sociological Study. Naya Prakash, 1991.

警告：这些引文格式不一定是100％准确.