APA-referens (7:e uppl.)

Tusneem, M. E. u. H. (1967). Availability and transformation of phosphorus fertilizers in submerged and nonsubmerged soils.

Chicago-referens (17:e uppl.)

Tusneem, Muhammad Ehsan ul Haq. Availability and Transformation of Phosphorus Fertilizers in Submerged and Nonsubmerged Soils. 1967.

MLA-referens (9:e uppl.)

Tusneem, Muhammad Ehsan ul Haq. Availability and Transformation of Phosphorus Fertilizers in Submerged and Nonsubmerged Soils. 1967.

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