Dolphin, W. D. (2005). Biological investigations: Form, function, diversity & process (7th ed.). Boston: McGraw Hill Higher Education.
শিকাগো স্টাইলে সাইটেশনDolphin, Warren D. Biological Investigations: Form, Function, Diversity & Process. 7th ed. Boston: McGraw Hill Higher Education, 2005.
এমএলএ সাইটেশনDolphin, Warren D. Biological Investigations: Form, Function, Diversity & Process. 7th ed. Boston: McGraw Hill Higher Education, 2005.
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