Citazione APA

Bhushan K & G Katyal. A P J Abdul kalam: Visionary of india. A P H publishing corporation.

Stile di citazione Chicago

Bhushan K e G Katyal. A P J Abdul Kalam: Visionary of India. Delhi: A P H publishing corporation.

Citazione MLA

Bhushan K e G Katyal. A P J Abdul Kalam: Visionary of India. A P H publishing corporation.