00884cam a2200289 4500 1257173 BD-DhUL 20150101154618.0 740110s1973 enka b 001 0 eng 73179474 GB*** 0416766501 0416766609 (pbk.) DLC DLC DLC BD-DhUL GF101 .J63 1973 910 JOS Johnston, R. J. (Ronald John) Spatial structures : [by] R. J. Johnston. introducing the study of spatial systems in human geography / New York : Martin, c1973. x, 137 p. : ill. ; 24 cm. $. 37.40 The Field of geography Bibliography: p. [114]-126. Human geography. Spatial systems. 7 cbc orignew 3 ncip 19 y-gencatlg ddc BK 26524 26524 0 0 ddc 0 910_000000000000000_JOS 0 NFIC 50223 DUSL DUSL GEN 1980-04-21 Purchased 910 JOS A175517 2015-01-01 2 2015-01-01 BK