Trochim, William M.K.
Research methods/ by William M.K. Trochim - 2nd ed. - New Delhi: Biztantra, 2003. - ix,363p.
8177223720
Technical writing
808.066 / TRO/2003
Research methods/ by William M.K. Trochim - 2nd ed. - New Delhi: Biztantra, 2003. - ix,363p.
8177223720
Technical writing
808.066 / TRO/2003