Clifford Hawkins & Marco Sorgi. (1987). Research: How to plan, speak and write about it (1st.). Narosa publishing house.
Chicago Stili AlıntıClifford Hawkins ve Marco Sorgi. Research: How to Plan, Speak and Write About It. 1st. New Delhi: Narosa publishing house, 1987.
MLA AlıntıClifford Hawkins ve Marco Sorgi. Research: How to Plan, Speak and Write About It. 1st. Narosa publishing house, 1987.
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