APA-viite

Schmidt, E. O. (1974). Sankethika varappu. State institute of languages.

Chicago-tyylinen lähdeviittaus

Schmidt, Engineer Otto. Sankethika Varappu. Trivandrum: State institute of languages, 1974.

MLA-viite

Schmidt, Engineer Otto. Sankethika Varappu. State institute of languages, 1974.