Gaya APA
Gray, William S., Liguori, Salvatore C.. (1980).
Hotel and montel management and operations William S. Gray [and] Salvatore C. Liguori .
Englewood Cliffs:
Prentice Hall.
Gaya Chicago
Gray, William S., Liguori, Salvatore C..
Hotel and montel management and operations William S. Gray [and] Salvatore C. Liguori.
Englewood Cliffs:
Prentice Hall,
1980.
Text.
Gaya MLA
Gray, William S., Liguori, Salvatore C..
Hotel and montel management and operations William S. Gray [and] Salvatore C. Liguori.
Englewood Cliffs:
Prentice Hall,
1980.
Text.
Gaya Turabian
Gray, William S., Liguori, Salvatore C..
Hotel and montel management and operations William S. Gray [and] Salvatore C. Liguori.
Englewood Cliffs:
Prentice Hall,
1980.
Print.