Gaya APA
Lawrance, C.J.. ().
The use of punched cards in the storage and retrieval of engineering information in Ethiopia .
:
TRRL1977.
Gaya Chicago
Lawrance, C.J..
The use of punched cards in the storage and retrieval of engineering information in Ethiopia.
:
TRRL1977,
.
Text.
Gaya MLA
Lawrance, C.J..
The use of punched cards in the storage and retrieval of engineering information in Ethiopia.
:
TRRL1977,
.
Text.
Gaya Turabian
Lawrance, C.J..
The use of punched cards in the storage and retrieval of engineering information in Ethiopia.
:
TRRL1977,
.
Print.