KHAN, A. A.; HYDER, K. Agricultural Terms of Trade in Pakistan. JISR management and social sciences & economics, [S. l.], v. 3, n. 1, p. 48–52, 2005. Disponível em: https://jisrmsse.szabist.edu.pk/index.php/szabist/article/view/393. Acesso em: 22 nov. 2024.