TY  - BOOK
AU  - Van Cleef, Eugene.
TI  - Trade centers and trade routes
U1  - 380 
PY  - 1937///
CY  - New York, London
PB  - D. Appleton-Century company
KW  - Commerce
KW  - Trade routes
KW  - Commercial geography
N1  - "A selected bibliography of works in English": p. 271-276
ER  -