APA-viite

USHA RAJA VARIER. (2016). Swathithirunal. The state institute of languages.

Chicago-tyylinen lähdeviittaus

USHA RAJA VARIER. Swathithirunal. Tvpm: The state institute of languages, 2016.

MLA-viite

USHA RAJA VARIER. Swathithirunal. The state institute of languages, 2016.