University of the Philippines Diliman. School of Labor and Industrial Relation, Asuncion, R., & Gaddi, R. S. (2013). Customer relation and service. DZUP.
Citace podle Chicago (17th ed.)University of the Philippines Diliman. School of Labor and Industrial Relation, Ronahlee Asuncion, a Rebecca S. Gaddi. Customer Relation and Service. Quezon City: DZUP, 2013.
Citace podle MLA (9th ed.)University of the Philippines Diliman. School of Labor and Industrial Relation, et al. Customer Relation and Service. DZUP, 2013.
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