Mercado, C. M. (1977). The relative effectiveness of four types of extension publications [microform]. Photoduplication Service.
Chicago Style (17th ed.) CitationMercado, Cesar Matamorosa. The Relative Effectiveness of Four Types of Extension Publications [microform]. Quezon City: Photoduplication Service, 1977.
MLA (9th ed.) CitationMercado, Cesar Matamorosa. The Relative Effectiveness of Four Types of Extension Publications [microform]. Photoduplication Service, 1977.
Warning: These citations may not always be 100% accurate.