Gaya APA
Lavery, H, I. (1990).
Shipboard Operations : Safety Maintenance Cargo Handling (2 Edition 1990).
Great Britain:
Butterworth-Heinemann.
Gaya MLA
Lavery, H., I..
"Shipboard Operations : Safety Maintenance Cargo Handling".
2 Edition 1990
Great Britain:
Butterworth-Heinemann,
1990.
Text.