Chaudhry, M. R., & Ihsanullah. (1989). Effect of different mesh sized gypsum on the reclamation of saline-sodic soil. Directorate of Mona Reclamation Experimental Project, Planning and Investigation Organization.
Chicago-referens (17:e uppl.)Chaudhry, Muhammad Ramzan, och Ihsanullah. Effect of Different Mesh Sized Gypsum on the Reclamation of Saline-sodic Soil. Bhalwal: Directorate of Mona Reclamation Experimental Project, Planning and Investigation Organization, 1989.
MLA-referens (8:e uppl.)Chaudhry, Muhammad Ramzan, och Ihsanullah. Effect of Different Mesh Sized Gypsum on the Reclamation of Saline-sodic Soil. Directorate of Mona Reclamation Experimental Project, Planning and Investigation Organization, 1989.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.