APA (7th ed.) Citation
Hammes, P. S. (2013). Agronomical and physiological factors affecting growth, development and yield of sweet potato in Ethiopia. University of Pretoria.
Chicago Style (17th ed.) Citation
Hammes, Pieter Snyman. Agronomical and Physiological Factors Affecting Growth, Development and Yield of Sweet Potato in Ethiopia. University of Pretoria, 2013.
MLA (9th ed.) Citation
Hammes, Pieter Snyman. Agronomical and Physiological Factors Affecting Growth, Development and Yield of Sweet Potato in Ethiopia. University of Pretoria, 2013.
Warning: These citations may not always be 100% accurate.