Gaya APA
Kelly, A. (1988).
Maintenance strategy business centred maintenance (Edisi 2 Jilid 1).
Ocford Auland:
Butterwoth Heinemann.
Gaya MLA
Kelly, Anthony.
"Maintenance strategy business centred maintenance".
Edisi 2 Jilid 1
Ocford Auland:
Butterwoth Heinemann,
1988.
Text.