Tilley, B. (1990). How to meet the assessment requirements of ISO 9000. S'pore : AMREP Quality Management Centre.
Chicago-viite (17. p.)Tilley, Brian. How to Meet the Assessment Requirements of ISO 9000. S'pore : AMREP Quality Management Centre, 1990.
MLA-viite (9. p.)Tilley, Brian. How to Meet the Assessment Requirements of ISO 9000. S'pore : AMREP Quality Management Centre, 1990.
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