Professional Book Publishers. (2019). The Industrial Employment (Standing Orders) Act, 1946 (20 of 1946). Professional Book Publishers.
芝加哥风格引文Professional Book Publishers. The Industrial Employment (Standing Orders) Act, 1946 (20 of 1946). New Delhi: Professional Book Publishers, 2019.
MLA引文Professional Book Publishers. The Industrial Employment (Standing Orders) Act, 1946 (20 of 1946). Professional Book Publishers, 2019.
警告：这些引文格式不一定是100％准确.