PATEL, J., & CHO, N. E. (2007, January 1). On certain sufficient conditions for close-to-convexity. 187(1). New York, NY: Elsevier, 2007. Retrieved from http://pascal-francis.inist.fr/vibad ndex.php?action=search&terms=18796522
ISO-690 (author-date, English)PATEL, J and CHO, N. E, 2007. On certain sufficient conditions for close-to-convexity. In: [online]. New York, NY: Elsevier, 2007. 1 January 2007. Available from: http://pascal-francis.inist.fr/vibad ndex.php?action=search&terms=18796522
Modern Language Association 9th editionPATEL, J., and N. E. CHO. On certain sufficient conditions for close-to-convexity. no. 1, New York, NY: Elsevier, 2007., 2007, http://pascal-francis.inist.fr/vibad ndex.php?action=search&terms=18796522.
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PATEL, J. and CHO, N.E. (2007), “On certain sufficient conditions for close-to-convexity”, in , Vol. 187, New York, NY: Elsevier, 2007., available at: http://pascal-francis.inist.fr/vibad ndex.php?action=search&terms=18796522.