Professionals. (2019). Inter State Migrant Workmen Act 1979. Professional Book.
芝加哥风格引文Professionals. Inter State Migrant Workmen Act 1979. Delhi: Professional Book, 2019.
MLA引文Professionals. Inter State Migrant Workmen Act 1979. Professional Book, 2019.
警告：这些引文格式不一定是100％准确.