Citazione APA

Abdul Kalam, A. P. J., & Tiwari, A. K. (2005). Guiding souls: Dialogues on the purpose of life. Ocean books ovt ltd.

Stile di citazione Chicago

Abdul Kalam, A. P. J., e Arun K. Tiwari. Guiding Souls: Dialogues on the Purpose of Life. New Delhi: Ocean books ovt ltd, 2005.

Citazione MLA

Abdul Kalam, A. P. J., e Arun K. Tiwari. Guiding Souls: Dialogues on the Purpose of Life. Ocean books ovt ltd, 2005.