Borlagdan, P. C. Residue handling and soil disturbance of an inclined time furrow opener. Philippine engineering journal.
Chicago Style (17th ed.) CitationBorlagdan, Paterno C. "Residue Handling and Soil Disturbance of an Inclined Time Furrow Opener." Philippine Engineering Journal .
MLA (9th ed.) CitationBorlagdan, Paterno C. "Residue Handling and Soil Disturbance of an Inclined Time Furrow Opener." Philippine Engineering Journal, .
Warning: These citations may not always be 100% accurate.