If you cannot find a year of publication, insert [no date] in the reference.
National Down Syndrome Society [no date] Associated medical conditions. Available from: http://www.ndss.org [Accessed 4 May 2019].
In-text citation: (National Down Syndrome Society, no date)
If there is no named author and no corporate author, start the reference with the title of the source.
A writer’s note-book (1946) Malvern: The Tantivy Press.
In-text citation: (A writer’s note-book, 1946)
If you want to cite a website which has no author or title, cite the website’s title. However, be very wary of citing web pages that have little information about the author and their credentials.
Occupational performance measurement issues and methodologies (2016) Available from: http://www.otdirect.co.uk/measure.html [Accessed 22 June 2019].
In-text citation: (Occupational performance measurement issues and methodologies, 2016)
When citing a direct quote, if there are no page numbers, use the paragraph no., chapter no. or the % (on an e-book reader) instead.
(Smith, 2018, para 4).