Hotel Sales Management Association. Convention solicitation: A practical and useful compilation prepared from materials assembled in the Sales Research Library of the Hotel Sales Management Association. Hotel Sales Management Association.
Παραπομπή σε μορφή Chicago (17η εκδ.)Hotel Sales Management Association. Convention Solicitation: A Practical and Useful Compilation Prepared from Materials Assembled in the Sales Research Library of the Hotel Sales Management Association. Atlantic City: Hotel Sales Management Association.
Παραπομπή σε μορφή MLA (9th εκδ.)Hotel Sales Management Association. Convention Solicitation: A Practical and Useful Compilation Prepared from Materials Assembled in the Sales Research Library of the Hotel Sales Management Association. Hotel Sales Management Association.