MLA

Rao, K. Sreenivasa, and Shashidhar G Koolagudi. Emotion Recognition Using Speech Features. Springer New York, 2013.

APA

Rao, K. Sreenivasa, & Koolagudi, S. G. (2013). Emotion Recognition using Speech Features. Springer New York.

Chicago

Rao, K. Sreenivasa, and Shashidhar G Koolagudi. Emotion Recognition Using Speech Features. : Springer New York, 2013.