Lang, D. (1970). Critical Path Analysis: Techniques, Excersises And Problems. English University Press.
Chicago Edition CitationLang, Doughlas. Critical Path Analysis: Techniques, Excersises And Problems. London: English University Press, 1970.
MLA Edition CitationLang, Doughlas. Critical Path Analysis: Techniques, Excersises And Problems. English University Press, 1970.
Warning: These citations may not always be 100% accurate.