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Harahap, Delvira Nurul Aini Yuliandari (2025) Peta Jaringan Komunikasi dan Fungsi Protokoler di Lingkungan Yayasan Perguruan 17 Agustus 1945 Surabaya (Analisis Audit Komunikasi). (Map of Communication Network and Protocol Functions in the 17 August 1945 Surabaya Educational Foundation Environment (Communication Audit Analysis)). Masters thesis, Universitas 17 Agustus 1945 Surabaya.
Harahap, Delvira Nurul Aini Yuliandari (2022) Peran Humas dalam Membangun Citra Positif Lembaga Komite Olahraga Nasional Indonesia (KONI) di Kabupaten Sidoarjo. (The Role of Public Relations in Building a Positive Image of the Indonesia National Sports Committee (KONI) in Sidoarjo Regency). Undergraduate thesis, Universitas 17 Agustus 1945 Surabaya.
