Legaspi, P. E., Albania, N. A., & Cordero, R. R. (1998). Handbook on local economic promotion in the Philippines. Local Government Center, College of Public Administration, University of the Philippines [and] Public Administration Promotion Center, German Foundation for International Development.

Legaspi, Perla E., Nimfa A. Albania, и Rosa R. Cordero. Handbook on Local Economic Promotion in the Philippines. [Quezon City]: Local Government Center, College of Public Administration, University of the Philippines [and] Public Administration Promotion Center, German Foundation for International Development, 1998.

Legaspi, Perla E., et al. Handbook on Local Economic Promotion in the Philippines. Local Government Center, College of Public Administration, University of the Philippines [and] Public Administration Promotion Center, German Foundation for International Development, 1998.