Tactay, P. B. (1970). Potential economic survey of La Union with focus on cottage industries and tourism: Fieldwork report. Institute for Small-Scale Industries, University of the Philippines.
Chicago-Zitierstil (17. Ausg.)Tactay, Perfecta B. Potential Economic Survey of La Union with Focus on Cottage Industries and Tourism: Fieldwork Report. Quezon City: Institute for Small-Scale Industries, University of the Philippines, 1970.
MLA-Zitierstil (9. Ausg.)Tactay, Perfecta B. Potential Economic Survey of La Union with Focus on Cottage Industries and Tourism: Fieldwork Report. Institute for Small-Scale Industries, University of the Philippines, 1970.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.