Center for History in the Schools, Crabtree, C., & Nash, G. B. (1996). National standards for United States history: Exploring the American experience (Grades 5 - 12, expanded ed., includ. examples of student achievement.). National Center for History in the Schools, Univ. of California.
Citazione stile Chigago Style (17a edizione)Center for History in the Schools, Charlotte Crabtree, e Gary B. Nash. National Standards for United States History: Exploring the American Experience. Grades 5 - 12, expanded ed., includ. examples of student achievement. Los Angeles, Calif: National Center for History in the Schools, Univ. of California, 1996.
Citatione MLA (9a ed.)Center for History in the Schools, et al. National Standards for United States History: Exploring the American Experience. Grades 5 - 12, expanded ed., includ. examples of student achievement. National Center for History in the Schools, Univ. of California, 1996.