TY  - BOOK
AU  - Sprent, Janet I.
TI  - The ecology of the nitrogen cycle
T2  - Cabridge studies in ecology
U1  - 631.46 
PY  - 1987///
CY  - Cambridge
PB  - Cambridge University
KW  - Ecología
KW  - Nitrógeno
KW  - Ciclo del
N1  - 41-36
ER  -