APA
Ruel M. T., Bouis Howarth E, . (1998). Plant breeding: A long-term strategy for the control of Zinc deficiency in vulnerable populations. Washington,DC: IFRI.
Chicago
Ruel Marie T, Bouis Howarth E, . 1998. Plant breeding: A long-term strategy for the control of Zinc deficiency in vulnerable populations. Washington,DC: IFRI.
Harvard
Ruel M. T., Bouis Howarth E, . (1998). Plant breeding: A long-term strategy for the control of Zinc deficiency in vulnerable populations. Washington,DC: IFRI.
MLA
Ruel Marie T, Bouis Howarth E, . Plant breeding: A long-term strategy for the control of Zinc deficiency in vulnerable populations. Washington,DC: IFRI. 1998.