Harvard:
Penth, H. 2003, "On Rice and Rice Fields in Old Lan Na", in The Journal of the Siam Society, vol. 91,
APA:
Penth, H. (2003). On Rice and Rice Fields in Old Lan Na. The Journal of the Siam Society, 91, .
Chicago:
Penth, Hans. 2003. "On Rice and Rice Fields in Old Lan Na." In The Journal of the Siam Society, 91: .
MLA:
Penth, Hans. "On Rice and Rice Fields in Old Lan Na." The Journal of the Siam Society. 91. (2003): .
Citation within the text:
(Penth 2003)
Zotero:
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BibTeX:
@article{penth2003rice,
  author = {Hans Penth},
  title = {On Rice and Rice Fields in Old Lan Na},
  journal = {The Journal of the Siam Society},
  volume = {91},
  year = {2003},
  source = {jss},
}