Guerrero, S. H. (1980). Impact assessment of the PUSH Project: Some notes on data collection. Philippine Center for Economic Development.
Chicago-Zitierstil (17. Ausg.)Guerrero, Sylvia H. Impact Assessment of the PUSH Project: Some Notes on Data Collection. Quezon City: Philippine Center for Economic Development, 1980.
MLA-Zitierstil (9. Ausg.)Guerrero, Sylvia H. Impact Assessment of the PUSH Project: Some Notes on Data Collection. Philippine Center for Economic Development, 1980.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.