APA (7th ed.) Citation

Ranavaka, D. S., & Samaranayaka, D. N. R. (1971). Navina bhugola vidyava. M. D. Gunasena.

Chicago Style (17th ed.) Citation

Ranavaka, D. S., and D. N. R. Samaranayaka. Navina Bhugola Vidyava. Colombo: M. D. Gunasena, 1971.

MLA (9th ed.) Citation

Ranavaka, D. S., and D. N. R. Samaranayaka. Navina Bhugola Vidyava. M. D. Gunasena, 1971.

Warning: These citations may not always be 100% accurate.