APA (7th ed.) Citation
Ng, S., & Ng, N. (1997). Germplasm conservation in food yams (Dioscorea spp.): Constraints, application and future prospects.
Chicago Style (17th ed.) Citation
Ng, S.Y.C, and N.Q Ng. Germplasm Conservation in Food Yams (Dioscorea Spp.): Constraints, Application and Future Prospects. 1997.
MLA (9th ed.) Citation
Ng, S.Y.C, and N.Q Ng. Germplasm Conservation in Food Yams (Dioscorea Spp.): Constraints, Application and Future Prospects. 1997.
Warning: These citations may not always be 100% accurate.