Gaya APA
Ettlin, Walter A.. (1982).
WordStar made easy (2nd ed.).
Berkeley, California:
Osborney McGraw-Hill.
Gaya Chicago
Ettlin, Walter A..
WordStar made easy.
2nd ed.
Berkeley, California:
Osborney McGraw-Hill,
1982.
Text.
Gaya MLA
Ettlin, Walter A..
WordStar made easy.
2nd ed.
Berkeley, California:
Osborney McGraw-Hill,
1982.
Text.
Gaya Turabian
Ettlin, Walter A..
WordStar made easy.
2nd ed.
Berkeley, California:
Osborney McGraw-Hill,
1982.
Print.