Cita APA

Chi, P. S., & Griffin, M. D. (1976). In-migration to squatter settlements in Costa Rica. US US: s.e.

Citación estilo Chicago

Chi, Peter S.K, y Maryann D. Griffin. In-migration to Squatter Settlements in Costa Rica. US US: s.e, 1976.

Cita MLA

Chi, Peter S.K, y Maryann D. Griffin. In-migration to Squatter Settlements in Costa Rica. US US: s.e, 1976.