zhang, han peng chan pin kai fa feng xian guan li li lun yu fang fa= Product development risk management theory and method / [book] Product development risk management theory and method zhang, han peng - Beijing : hua xue gong ye, 2011. - 144 p. ISBN: 9787122127778 Subjects--Topical Terms: Production management LC Class. No.: HF5415.15 / .Z63