Marketing research

Business policy text and cases by Christensen, Carl Roland

New sales tax law (NIRC) with implementing regulations

Psychology applied to business and industry by Sanchez, Custodiosa Ancheta

Charm and personality by Santos, Amparo E., Santamaria, Josefina O.

Myths and symbols Philippines by Demetrio, Francisco R.

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General rules for train operation by Philippine National Railways

Management and selection systems for highway maintenance equipment

Precast concrete elements for transportation facilities

Storage and retrieval systems for highways and transportation data