Applied Population Research Trust. (1990). Population Research Abstracts. Applied Population Research Trust.
শিকাগো স্টাইলে সাইটেশনApplied Population Research Trust. Population Research Abstracts. Bangalore-560008: Applied Population Research Trust, 1990.
এমএলএ সাইটেশনApplied Population Research Trust. Population Research Abstracts. Applied Population Research Trust, 1990.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.