APA Style

ERNST, J.W. and H.F. Massay. (). The effects of several factors on volatilization of ammonia formed from urea in the soil. . : .

Chicago Style

ERNST, J.W. and H.F. Massay. The effects of several factors on volatilization of ammonia formed from urea in the soil.. : , . Hard Copy.

MLA Style

ERNST, J.W. and H.F. Massay. The effects of several factors on volatilization of ammonia formed from urea in the soil.. : , . Hard Copy.

Turabian Style

ERNST, J.W. and H.F. Massay. The effects of several factors on volatilization of ammonia formed from urea in the soil.. : , . Hard Copy.