Write the name of the city, and the two-letter postal code, e.g., New York, NY: before the publisher’s name. If outside the US write the city, followed by the country. If more than one publisher location is given, give the location listed first in the book.
Levine, L. E., & Munsch, J. (2011). Child development: An active learning approach. Thousand Oaks, CA: Sage.
Ben-Ari, E. (1996). Japanese childcare: An interpretive study of culture and organization. London, England: Kegan Paul.
(American Psychological Association, 2010, pp. 186-187 )