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APA Citatie

Ulmer, R. R., & Sellnow, T. L. (2019). Truyền thông hiệu quả trong khủng hoảng: Biến khủng hoảng thành cơ hội: Effective crisis communication: Moving from crisis to opportunity. H: Bách khoa Hà Nội.

Chicago Style citaat

Ulmer, Robert R., en Timothy L. Sellnow. Truyền Thông Hiệu Quả Trong Khủng Hoảng: Biến Khủng Hoảng Thành Cơ Hội: Effective Crisis Communication: Moving From Crisis to Opportunity. H: Bách khoa Hà Nội, 2019.

MLA citatie

Let op: Deze citaties zijn niet altijd 100% accuraat.