Ismail Sirageldin (ed.). Research in Human Capital land Development. Vol. 1. Greenwich, Connecticut: JAI Press Inc. 1979. pp. xiii + 258. pdr [Internet]. 2022 Dec. 23 [cited 2025 Jun. 8];20(3):pp.368-373. Available from: https://thepdr.pk/index.php/pdr/article/view/574