Kawang, Inang and Kedayang

I was searching through my book collections for a special book which belongs to a good friend of mine. The book was about the titles used in Brunei. I did a short series of this a few months ago but my sources were from a book written in jawi. I made a couple of reading errors and my friend lend me the book written in romanised Malay to correct those errors. Anyway, I could not find that book