Berry, D. M., & Martin, G. P. (1972). Guide to writing research papers. Mc Graw Hill.
Chicago Edition CitationBerry, Dorothea M., and G. P. Martin. Guide to Writing Research Papers. New York: Mc Graw Hill, 1972.
Deismireacht MLABerry, Dorothea M., and G. P. Martin. Guide to Writing Research Papers. Mc Graw Hill, 1972.
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