Harvard:
Chamberlain, J.R. 1991, "Introduction", in The Ram Khamhaeng Controversy, ed. J.R. Chamberlain, pp. xi-xvi. The Siam Society.
APA:
Chamberlain, J.R. (1991). Introduction. In J.R. Chamberlain (Ed.), The Ram Khamhaeng Controversy, xi-xvi. The Siam Society.
Chicago:
Chamberlain, James R. 1991. "Introduction." In The Ram Khamhaeng Controversy, edited by James R. Chamberlain. xi-xvi. The Siam Society.
MLA:
Chamberlain, James R. "Introduction." The Ram Khamhaeng Controversy. Ed. James R. Chamberlain. 1991, The Siam Society, xi-xvi.
Citation within the text:
(Chamberlain 1991)
Zotero:
Save reference in Zotero
BibTeX:
@incollection{chamberlain1991introduction,
  author = {CHAMBERLAIN, James R.},
  title = {Introduction},
  booktitle  = {The Ram Khamhaeng Controversy},
  editor = {James R. Chamberlain},
  publisher = {The Siam Society},
  year  = {1991},
  ISBN  = {974-8359-17-4},
  pages = {xi-xvi},
  url = {http://purl.org/sealang/chamberlain1991introduction.pdf}
  source = {sealang},
}