APA

Shane H. G., National Education Association of the United States, . (1977). Curriculum change toward the 21st century. Washington: National Education Association.

Chicago

Shane Harold Gray, National Education Association of the United States, . 1977. Curriculum change toward the 21st century. Washington: National Education Association.

Harvard

Shane H. G., National Education Association of the United States, . (1977). Curriculum change toward the 21st century. Washington: National Education Association.

MLA

Shane Harold Gray, National Education Association of the United States, . Curriculum change toward the 21st century. Washington: National Education Association. 1977.