Before revision: Trường Nguyễn23 (talk) 22:11, 24 May 2024 (UTC) Overlap with secondary sources Depending on the topic of research, a scholar may use a bibliography, dictionary, or encyclopedia as either a tertiary or a secondary source.
After revision: Overlap with secondary sources Depending on the topic of research, a scholar may use a bibliography, dictionary, or encyclopedia as either a tertiary or a secondary source.