Cita APA (7th ed.)

Gamboa, A. M. S. J. (2002). Development of tax forecasting models: Corporate and individual income taxes. Philippine Institute for Development Studies.

Cita Chicago (17th ed.)

Gamboa, Ana Ma Sophia J. Development of Tax Forecasting Models: Corporate and Individual Income Taxes. Makati City: Philippine Institute for Development Studies, 2002.

Cita MLA (9th ed.)

Gamboa, Ana Ma Sophia J. Development of Tax Forecasting Models: Corporate and Individual Income Taxes. Philippine Institute for Development Studies, 2002.