Harvard referencing examples
Book: Surname, Initial. (Year) Title. Edition. Place: Publisher.
Journal: Surname, Initial. (Year) ‘Article title’, Journal, Volume(Issue), pp. x–y. Available at: DOI.
Website: Surname, Initial. or Organisation (Year) Title. Available at: URL (Accessed: day month year).
In-text citations
Use (Surname, Year) or Surname (Year) states… Add page numbers for direct quotes: (Smith, 2024, p. 12). For four or more authors, use the first surname and et al.
Harvard isn't one fixed standard: universities publish their own versions. The University of Queensland, Monash, Leeds and many others have their own guides, so check yours for small differences.