The types of publications you often run into:
1. Scholarly articles in peer-reviewed or refereed journals
2. Journal articles
3. Magazine articles
4. Newspaper articles
5. Books/Ebooks
6. Encyclopedia
7. More...
Primary sources
First hand account of an event, an occurrence, or time period by a participant or witness.
Examples of primary sources: Letters, diaries, journals, writings, speeches, photographs, correspondence, memoranda, minutes, annual reports, transcripts, taped videos, oral history, interviews, original research in a peer-reviewed journal, newspaper articles, books, government or court records and more.
Secondary sources
Interpret the past and analyze the primary sources
Examples: Biographies and history books by those who did not experience or witness the period or event, journal articles about primary sources, reviews, criticism, descriptions based on primary sources and more.
Scholarly articles in scholarly journals
Popular magazines
The above is from https://library.albany.edu/infolit/resource/char
Professional or trade publications/journals
Books/Ebooks