APA (7th ed.) Citation

Wilbur, F. P., & Chapman, D. W. (1978). College courses in the high school. National Association of Secondary School Principals.

Chicago Style (17th ed.) Citation

Wilbur, Franklin P., and David W. Chapman. College Courses in the High School. Reston, Va.: National Association of Secondary School Principals, 1978.

MLA (8th ed.) Citation

Wilbur, Franklin P., and David W. Chapman. College Courses in the High School. National Association of Secondary School Principals, 1978.