APA Style
Professional travel agency management. (1990).
Englewood Cliffs:
Prentice Hall.
Chicago Style
Professional travel agency management.
.
Englewood Cliffs:
Prentice Hall,
1990.
.
MLA Style
Professional travel agency management.
.
Englewood Cliffs:
Prentice Hall,
1990.
.
Turabian Style
Professional travel agency management.
Englewood Cliffs:
Prentice Hall,
1990.
.