APA (7th ed.) Citation

Perie, M., Baker, D., Bobbitt, S. A., & National Center for Education Statistics. (1997). Time spent teaching core academic subjects in elementary schools: Comparisons across community, school, teacher, and student characteristics. U.S. Dept. of Education, Office of Educational Research and Improvement : For sale by the U.S. G.P.O., Supt. of Docs..

Chicago Style (17th ed.) Citation

Perie, Marianne., David Baker, Sharon A. Bobbitt, and National Center for Education Statistics. Time Spent Teaching Core Academic Subjects in Elementary Schools: Comparisons Across Community, School, Teacher, and Student Characteristics. Washington, DC: U.S. Dept. of Education, Office of Educational Research and Improvement : For sale by the U.S. G.P.O., Supt. of Docs., 1997.

MLA (8th ed.) Citation

Perie, Marianne., et al. Time Spent Teaching Core Academic Subjects in Elementary Schools: Comparisons Across Community, School, Teacher, and Student Characteristics. U.S. Dept. of Education, Office of Educational Research and Improvement : For sale by the U.S. G.P.O., Supt. of Docs., 1997.

Warning: These citations may not always be 100% accurate.