Παραπομπή APA

Ranaprathapan,K S, & Translator. (1990). Ganitham 4. State institute of languages.

Παραπομπή Chicago Style

Ranaprathapan,K S, και Translator. Ganitham 4. Trivandrum: State institute of languages, 1990.

Παραπομπή MLA

Ranaprathapan,K S, και Translator. Ganitham 4. State institute of languages, 1990.