APA Style
Software maintenance guide book. (1981).
Englewood Cliffs:
Prentice Hall.
Chicago Style
Software maintenance guide book.
.
Englewood Cliffs:
Prentice Hall,
1981.
.
MLA Style
Software maintenance guide book.
.
Englewood Cliffs:
Prentice Hall,
1981.
.
Turabian Style
Software maintenance guide book.
Englewood Cliffs:
Prentice Hall,
1981.
.