APA-ийн эшлэл(7 дахь хэвлэлт)

Kapoor, V. (1999). Operations research problems and solutions (4th.). Sultan Chand.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Kapoor, V. Operations Research Problems and Solutions. 4th. New Delhi: Sultan Chand, 1999.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Kapoor, V. Operations Research Problems and Solutions. 4th. Sultan Chand, 1999.