APA (7th ed.) Citation

Bernardo, R. S. (1980). Nature, types and functions of fuel additives and their roles in conservation. Philippine Engineering Journal.

Chicago Style (17th ed.) Citation

Bernardo, Rufo S. "Nature, Types and Functions of Fuel Additives and Their Roles in Conservation." Philippine Engineering Journal 1980.

MLA (9th ed.) Citation

Bernardo, Rufo S. "Nature, Types and Functions of Fuel Additives and Their Roles in Conservation." Philippine Engineering Journal, 1980.