APA

Hardoy J. E., . (1968). Urban planning in pre-columbian America. New York: Braziller.

Chicago

Hardoy Jorge Enrique, . 1968. Urban planning in pre-columbian America. New York: Braziller.

Harvard

Hardoy J. E., . (1968). Urban planning in pre-columbian America. New York: Braziller.

MLA

Hardoy Jorge Enrique, . Urban planning in pre-columbian America. New York: Braziller. 1968.