Gaya APA
simpson, alan. (1994).
mastering wordperfect 6.1 for windows (^a2 ^bjilid 1).
Singapore:
Tech Pubcations PTE LTD.
Gaya Chicago
simpson, alan.
mastering wordperfect 6.1 for windows.
^a2 ^bjilid 1
Singapore:
Tech Pubcations PTE LTD,
1994.
Text.
Gaya MLA
simpson, alan.
mastering wordperfect 6.1 for windows.
^a2 ^bjilid 1
Singapore:
Tech Pubcations PTE LTD,
1994.
Text.
Gaya Turabian
simpson, alan.
mastering wordperfect 6.1 for windows.
^a2 ^bjilid 1
Singapore:
Tech Pubcations PTE LTD,
1994.
Print.