The Use of espionage in conducting surveillance operation by investigative programs : a descriptive study /
by Xyra Ma. Cecilia G. de Leon.
- Indang, Cavite, Cavite State University- Main Campus, 2004.
- xii, 30p. : ill. ; 28 cm. illustrations ; cm.
Thesis (B.A. Mass Communication--Journalism) Cavite State University