Ismail, S. N. A. (1975). Micromorphometric soil-porosity characterization by means of electro-optical image analysis (Quantimet 720). Soil Survey Institute.
Chicago-referens (17:e uppl.)Ismail, S. N. A. Micromorphometric Soil-porosity Characterization by Means of Electro-optical Image Analysis (Quantimet 720). Wageningen, Netherlands: Soil Survey Institute, 1975.
MLA-referens (8:e uppl.)Ismail, S. N. A. Micromorphometric Soil-porosity Characterization by Means of Electro-optical Image Analysis (Quantimet 720). Soil Survey Institute, 1975.
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