K H Head. (1994). Manual of soil laboratory testing; Vol.2: Permeability, shear strength and compressibility tests. London: Pentech Press.
শিকাগো স্টাইলে সাইটেশনK H Head. Manual of Soil Laboratory Testing; Vol.2: Permeability, Shear Strength and Compressibility Tests. London: Pentech Press, 1994.
এমএলএ সাইটেশনK H Head. Manual of Soil Laboratory Testing; Vol.2: Permeability, Shear Strength and Compressibility Tests. London: Pentech Press, 1994.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.