Peeke, M. Catherine. 1991. Bosquejo gramatical del zaparo. Quito: Instituto Lingüístico de Verano. (Revision of Peeke 1962, by Mary Ruth Wise and Stephen H. Levinsohn).
@book{Peeke-1991,
address = {Quito},
author = {Peeke, M. Catherine},
note = {Revision of Peeke 1962, by Mary Ruth Wise and Stephen H. Levinsohn},
publisher = {Instituto Lingüístico de Verano},
title = {Bosquejo gramatical del zaparo},
year = {1991}
}