APA
Gopalakrishnan P., Hudson D., Gopalakrishnan P., Sundaresan M., Sundaresan M. & Gopalakrishnan P. (19871982). Material management. Virginia # New Delhi: Prentice Hall # Reston Publication Company.
Chicago
Gopalakrishnan P, Hudson Donald, Gopalakrishnan P, Sundaresan M, Sundaresan M and Gopalakrishnan P. 19871982. Material management. Virginia # New Delhi: Prentice Hall # Reston Publication Company.
Harvard
Gopalakrishnan P., Hudson D., Gopalakrishnan P., Sundaresan M., Sundaresan M. and Gopalakrishnan P. (19871982). Material management. Virginia # New Delhi: Prentice Hall # Reston Publication Company.
MLA
Gopalakrishnan P, Hudson Donald, Gopalakrishnan P, Sundaresan M, Sundaresan M and Gopalakrishnan P. Material management. Virginia # New Delhi: Prentice Hall # Reston Publication Company. 19871982.