एपीए उद्धरण

Jha, V. N. e. TTA Telecom technical assistant recruitment examination: BSNL: a comprehensive manual. Unique Publishers.

शिकागो स्टाइल उद्धरण

Jha, V N; ed. TTA Telecom Technical Assistant Recruitment Examination: BSNL: A Comprehensive Manual. New Delhi: Unique Publishers.

एमएलए उद्धरण

Jha, V N; ed. TTA Telecom Technical Assistant Recruitment Examination: BSNL: A Comprehensive Manual. Unique Publishers.