Hoppock, R. (1957). Occupational information: Where to get it and how to use it in counseling, and teaching. McGraw-Hill.
শিকাগো স্টাইলে সাইটেশনHoppock, Robert. Occupational Information: Where to Get It and How to Use It in Counseling, and Teaching. New York: McGraw-Hill, 1957.
এমএলএ সাইটেশনHoppock, Robert. Occupational Information: Where to Get It and How to Use It in Counseling, and Teaching. McGraw-Hill, 1957.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.