Hignett, T. P. (1974). Proposed development of the phosphate and nitrogen fertilizer industries in Indonesia. Alabama: National Fertilizer Development Center.
Dyfyniad Arddull ChicagoHignett, T. P. Proposed Development of the Phosphate and Nitrogen Fertilizer Industries in Indonesia. Alabama: National Fertilizer Development Center, 1974.
Dyfyniad MLAHignett, T. P. Proposed Development of the Phosphate and Nitrogen Fertilizer Industries in Indonesia. Alabama: National Fertilizer Development Center, 1974.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.