George Alex Andrews. (2023). Important Acts That Transforment India, Upsc Civil Services Examination (2nd.). Mc Grow Hill Education (India).
芝加哥风格引文George Alex Andrews. Important Acts That Transforment India, Upsc Civil Services Examination. 2nd. Chennai: Mc Grow Hill Education (India), 2023.
MLA引文George Alex Andrews. Important Acts That Transforment India, Upsc Civil Services Examination. 2nd. Mc Grow Hill Education (India), 2023.
警告：这些引文格式不一定是100％准确.