Gale, B., & Gale, L. (1990). Discover what you're best at: The national career aptitude system and career directory (Newly rev. and updated for the 1990.). New York: Simon & Schuster.
Chicago Style CitationGale, Barry., and Linda Gale. Discover What You're Best At: The National Career Aptitude System and Career Directory. Newly rev. and updated for the 1990. New York: Simon & Schuster, 1990.
MLA CitationGale, Barry., and Linda Gale. Discover What You're Best At: The National Career Aptitude System and Career Directory. Newly rev. and updated for the 1990. New York: Simon & Schuster, 1990.
Warning: These citations may not always be 100% accurate.