APA

Krishnakumar A K, . (1989). Soils under Hevea in India: A physical, chemical and mineralogical study with a reference to soil moisture cation influence on yield of Hevea brasiliensis. : Ph.D. Thesis. Indian Institute of Technology, Kharagpur, 1989.

Chicago

Krishnakumar A K, . 1989. Soils under Hevea in India: A physical, chemical and mineralogical study with a reference to soil moisture cation influence on yield of Hevea brasiliensis. : Ph.D. Thesis. Indian Institute of Technology, Kharagpur, 1989.

Harvard

Krishnakumar A K, . (1989). Soils under Hevea in India: A physical, chemical and mineralogical study with a reference to soil moisture cation influence on yield of Hevea brasiliensis. : Ph.D. Thesis. Indian Institute of Technology, Kharagpur, 1989.

MLA

Krishnakumar A K, . Soils under Hevea in India: A physical, chemical and mineralogical study with a reference to soil moisture cation influence on yield of Hevea brasiliensis. : Ph.D. Thesis. Indian Institute of Technology, Kharagpur, 1989. 1989.