APA (7th ed.) Citation

Block, A. W. (1982). The role of elementary school principals: A summary of research. Educational Research Service.

Chicago Style (17th ed.) Citation

Block, Alan W. The Role of Elementary School Principals: A Summary of Research. Arlington, Va.: Educational Research Service, 1982.

MLA (9th ed.) Citation

Block, Alan W. The Role of Elementary School Principals: A Summary of Research. Educational Research Service, 1982.