Hoppock, R. (1957). Occupational Information: Where to Get it and How Use it in Counseling and Teaching. McGraw-Hill.
Chicago Style (17th ed.) CitationHoppock, Robert. Occupational Information: Where to Get It and How Use It in Counseling and Teaching. New York: McGraw-Hill, 1957.
MLA (9th ed.) CitationHoppock, Robert. Occupational Information: Where to Get It and How Use It in Counseling and Teaching. McGraw-Hill, 1957.