Cita APA (7th ed.)

Manalo, Z. Economic valuation of the environmental quality effects of development. Philippine planning journal.

Cita Chicago (17th ed.)

Manalo, Zenaida. "Economic Valuation of the Environmental Quality Effects of Development." Philippine Planning Journal .

Cita MLA (9th ed.)

Manalo, Zenaida. "Economic Valuation of the Environmental Quality Effects of Development." Philippine Planning Journal, .