APA
PTRC Proceedings no 174 of seminar C, . (1979). Policy analysis for urban and regional planning. London: PTRC Proceedings no 174 of seminar C.
Chicago
PTRC Proceedings no 174 of seminar C, . 1979. Policy analysis for urban and regional planning. London: PTRC Proceedings no 174 of seminar C.
Harvard
PTRC Proceedings no 174 of seminar C, . (1979). Policy analysis for urban and regional planning. London: PTRC Proceedings no 174 of seminar C.
MLA
PTRC Proceedings no 174 of seminar C, . Policy analysis for urban and regional planning. London: PTRC Proceedings no 174 of seminar C. 1979.