Παραπομπή APA

Mittal, P., & Mittal, R. (1999). Conventional and objective type questions and answers on Civil Engineering for competition. G.K. Publishers Pvt Ltd.

Παραπομπή Chicago Style

Mittal, P., και R. Mittal. Conventional and Objective Type Questions and Answers on Civil Engineering for Competition. Jabalpur: G.K. Publishers Pvt Ltd, 1999.

Παραπομπή MLA

Mittal, P., και R. Mittal. Conventional and Objective Type Questions and Answers on Civil Engineering for Competition. G.K. Publishers Pvt Ltd, 1999.