Παραπομπή APA

(2014). UPSC - Engineering Services Examination: General ability test. G K Publications.

Παραπομπή Chicago Style

UPSC - Engineering Services Examination: General Ability Test. Noida: G K Publications, 2014.

Παραπομπή MLA

UPSC - Engineering Services Examination: General Ability Test. G K Publications, 2014.