Harvard:
Luce, G.H. undated, "Short letter in Burmese regarding phonetics", in Luce Collection, MS 6574-7, pp. 006. National Library of Australia.
APA:
Luce, G.H. (undated). Short letter in Burmese regarding phonetics. Luce Collection, MS 6574-7, 006. National Library of Australia.
Chicago:
Luce, Gordon H. undated. "Short Letter in Burmese Regarding Phonetics." In Luce Collection, MS 6574-7, 006. National Library of Australia.
MLA:
Luce, Gordon H. "Short Letter in Burmese Regarding Phonetics." Luce Collection, MS 6574-7. undated, 006.
Citation within the text:
(Luce undated)
Zotero:
Save reference in Zotero
BibTeX:
@unpublished{luce-14.006,
  author = {Luce, Gordon H.},
  title = {Short letter in Burmese regarding phonetics},
  year = {undated},
  booktitle  = {Luce Collection, MS 6574-7},
  publisher = {National Library of Australia},
  permission = {1},
  folder = {14},
  pages = {006},
  keywords = {correspondence|phonetics},
  url = {http://purl.org/sealang/luce-14.006.pdf}
  source = {sealang},
}