Schultz, T. W. (1980). Investing in people: The economics of population quality. London: University Of California Press.
শিকাগো স্টাইলে সাইটেশনSchultz, Theodore W. Investing in People: The Economics of Population Quality. London: University Of California Press, 1980.
এমএলএ সাইটেশনSchultz, Theodore W. Investing in People: The Economics of Population Quality. London: University Of California Press, 1980.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.