APA (7th ed.) Citation

Gonzales, G. C. R., & Tempongko, J. S. L. The Proportionality of toll fees for construction and maintenance costs for the South Luzon Expressway over the five-year period 1987-1991.

Chicago Style (17th ed.) Citation

Gonzales, Grace Carmela Reyes, and Jessica Socorro Lucero Tempongko. The Proportionality of Toll Fees for Construction and Maintenance Costs for the South Luzon Expressway over the Five-year Period 1987-1991.

MLA (9th ed.) Citation

Gonzales, Grace Carmela Reyes, and Jessica Socorro Lucero Tempongko. The Proportionality of Toll Fees for Construction and Maintenance Costs for the South Luzon Expressway over the Five-year Period 1987-1991.

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