MLA

Thankappan, Subramania Iyer, and Jayakumar R Menon. Dysphagia Management In Head and Neck Cancers. Springer Singapore, 2018.

APA

Thankappan, T., Iyer, S., & Menon, J. R. (2018). Dysphagia Management in Head and Neck Cancers. Springer Singapore.

Chicago

Thankappan, Subramania Iyer, and Jayakumar R Menon. Dysphagia Management In Head and Neck Cancers. : Springer Singapore, 2018.