Cita APA

Keil, F. C. 1. (1979). Semantic and conceptual development: An ontological perspective. Cambridge, Massachusetts: Harvard University Press.

Citación estilo Chicago

Keil, Frank C. 1952-. Semantic and Conceptual Development: An Ontological Perspective. Cambridge, Massachusetts: Harvard University Press, 1979.

Cita MLA

Keil, Frank C. 1952-. Semantic and Conceptual Development: An Ontological Perspective. Cambridge, Massachusetts: Harvard University Press, 1979.