His Los cambios en la propiedad, la comunidad y la familia en San Lorenzo de Quinti, 1959.

Asociación Civil Transparencia WWW site, July 5, 2007: Asamblea (Julio Cotler Dolberg; dr. in sociology, Univ. de Bordeaux; bachelor in anthro., Univ. Nac. Mayor de San Marcos; principal investigator, Inst. de Estudios Peruanos; prof., UNMSM)

La tentación autoritaria, 2023: title page (Julio Cotler) front flap (Julio Cotler Dolberg; born 1932; died 2019; Peruvian; son of Moldovan immigrants; social scientist, anthropologist, sociologist, political scientist)