APA引文

Mahabir Singh. (2019). IMO - OLYMPIAD WORK BOOK - 5 (2019-20.). MTG Learning Media.

Chicago Style (17th ed.) Citation

Mahabir Singh. IMO - OLYMPIAD WORK BOOK - 5. 2019-20. MTG Learning Media, 2019.

MLA引文

Mahabir Singh. IMO - OLYMPIAD WORK BOOK - 5. 2019-20. MTG Learning Media, 2019.

警告：這些引文格式不一定是100％准確.