Omran, E. (2008). Is Soil Science Dead and Buried? Future Image in the World of 10 Billion People. test, 3(2), 59-68.
El-Sayed Omran. "Is Soil Science Dead and Buried? Future Image in the World of 10 Billion People". test, 3, 2, 2008, 59-68.
Omran, E. (2008). 'Is Soil Science Dead and Buried? Future Image in the World of 10 Billion People', test, 3(2), pp. 59-68.
Omran, E. Is Soil Science Dead and Buried? Future Image in the World of 10 Billion People. test, 2008; 3(2): 59-68.