APA استشهاد

Jong, F. Research for the development of sago palm (metroxylon sagu rottb.) cultivation in Sarawak, Malaysia. Wageningen Agricultural University.

استشهاد بنمط شيكاغو

Jong, Foh-Shoon. Research for the Development of Sago Palm (metroxylon Sagu Rottb.) Cultivation in Sarawak, Malaysia. Wageningen: Wageningen Agricultural University.

MLA استشهاد

Jong, Foh-Shoon. Research for the Development of Sago Palm (metroxylon Sagu Rottb.) Cultivation in Sarawak, Malaysia. Wageningen Agricultural University.