Gaya APA
Parks, Sylvia F.. (1978).
Business typewriting (2nd ed).
Estover, Plymouth:
MacDonald and Evans.
Gaya Chicago
Parks, Sylvia F..
Business typewriting.
2nd ed
Estover, Plymouth:
MacDonald and Evans,
1978.
Text.
Gaya MLA
Parks, Sylvia F..
Business typewriting.
2nd ed
Estover, Plymouth:
MacDonald and Evans,
1978.
Text.
Gaya Turabian
Parks, Sylvia F..
Business typewriting.
2nd ed
Estover, Plymouth:
MacDonald and Evans,
1978.
Print.