Needham, R. 1955. Punan Ba. Journ. Malayan Br. Roy. As. Soc. 28. 24-36.
@article{needham1955,
author = {Needham, R.},
journal = {Journ. Malayan Br. Roy. As. Soc.},
key = {Needham (1955)},
pages = {24-36},
title = {Punan Ba},
volume = {28},
year = {1955}
}