TY  - BOOK
AU  - Heller,H.Robert
TI  - International trade: theory & empirical evidence 
SN  - 0134739183
AV  - HF1411 .H45 1973
PY  - 1973///
CY  - New Jersey, New Delhi
PB  - Prentice-Hall
KW  - International trade
N1  - Includes bibliographies; Marketing & International Business; Economics
ER  -