TY  - BOOK
T1  - Technical and social change in the world's ports
T2  - Its studies and reports, new ser., no. 74
A2  - Evans, A A.
LA  - English
PP  - Geneva
YR  - 1969
UL  - https://tuklas.up.edu.ph/Record/UP-99796217602286342
OP  - 264
CN  - HD 7801 I67 no. 74
KW  - Ports.
ER  -