Holmgren, S. (1994). An environmental assessment of the Bay of Bengal region. Bay of Bengal Programme.
Dyfyniad Arddull ChicagoHolmgren, Staffan. An Environmental Assessment of the Bay of Bengal Region. Madras: Bay of Bengal Programme, 1994.
Dyfyniad MLAHolmgren, Staffan. An Environmental Assessment of the Bay of Bengal Region. Bay of Bengal Programme, 1994.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.