Cita APA (7a ed.)
Ng, S. (1994). Production and distribution of virusfree yam (Dioscorea rotundata Poir.). International Society for Horticultural Science.
Cita Chicago Style (17a ed.)
Ng, S.Y.C. Production and Distribution of Virusfree Yam (Dioscorea Rotundata Poir.). International Society for Horticultural Science, 1994.
Cita MLA (9a ed.)
Ng, S.Y.C. Production and Distribution of Virusfree Yam (Dioscorea Rotundata Poir.). International Society for Horticultural Science, 1994.
Precaución: Estas citas no son 100% exactas.