Citazione APA

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

Stile di citazione Chicago

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

Citazione MLA

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