JAYAKUMAR, N. (2016). EXPLORING GENERAL KNOWLEDGE - BOOK 1. CAMBRIDGE UNIVERSITY PRESS.
芝加哥风格引文JAYAKUMAR, NAVIN. EXPLORING GENERAL KNOWLEDGE - BOOK 1. DELHI: CAMBRIDGE UNIVERSITY PRESS, 2016.
MLA引文JAYAKUMAR, NAVIN. EXPLORING GENERAL KNOWLEDGE - BOOK 1. CAMBRIDGE UNIVERSITY PRESS, 2016.
警告：这些引文格式不一定是100％准确.