This is the authoritative and a well-written guide. PDF file format. This guide has 4 parts:
- Detailed advice
- Practical help
It contains examples in pages 12-14.
The intro, re-formatted:
The importance of this task should not be underestimated, as
- informative and clearlypresented notes can significantly enhance the listening experience of your audience.
- Many musicians find writing programme notes not just a powerful tool in increasing theiraudience’s appreciation and enjoyment of the concert,
- but also a useful way to clarifytheir thoughts about the music that they are to perform.
- In a similar way, music critics have often found writing them a valuable activity and it is no coincidence that some ofthe greatest writers on music have also written quantities of programme notes.
About plagarism, page 11:
The use of quotation and plagiarism
Keep quotations brief and credit the author
Literary quotations from composers or commentators can sometimes throw light onimportant aspects of a piece. However, such quotations must be brief and fully identifiedas a quotation. Short quotations should be presented in the text within single quotationmarks; longer quotations of more than two lines of prose should be indented withoutquotation marks. A full citation for the source of the quote is unnecessary, but candidatesshould refer the reader to the author’s name. It is not usually appropriate to include musicquotations in programme notes.
Always write in your own words ...