APA (7th ed.) Citation

Weikart, D. P., Zhong, S. H., & Bairrão, J. (1992). The IEA Project on preschool education: Preliminary surveys in Portugal and China.

Chicago Style (17th ed.) Citation

Weikart, David P., Shi Hui Zhong, and Joaquim Bairrão. The IEA Project on Preschool Education: Preliminary Surveys in Portugal and China. 1992.

MLA (8th ed.) Citation

Weikart, David P., et al. The IEA Project on Preschool Education: Preliminary Surveys in Portugal and China. 1992.