APA-viite (7. p.)

GOPALAKRISHNAN, P. (1992). Purchasing And Materials Management P. Gopalakrishnan. McGraw-Hill.

Chicago-viite (17. p.)

GOPALAKRISHNAN, P. Purchasing And Materials Management P. Gopalakrishnan. McGraw-Hill, 1992.

MLA-viite (8. p.)

GOPALAKRISHNAN, P. Purchasing And Materials Management P. Gopalakrishnan. McGraw-Hill, 1992.

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