एपीए उद्धरण

Baker, S. Principles of hotel front office operations: Study guide. Cassell.

शिकागो स्टाइल उद्धरण

Baker, Sueetc. Principles of Hotel Front Office Operations: Study Guide. Cassell.

एमएलए उद्धरण

Baker, Sueetc. Principles of Hotel Front Office Operations: Study Guide. Cassell.