APA
campbell j., .nitrogen metabolism and the environment,a joint symposium of the american physiological society campbell,j.w.(ed.). 1st.ed. | .London Academic: .
Chicago
campbell j.w.,ed, .nitrogen metabolism and the environment,a joint symposium of the american physiological society campbell,j.w.(ed.). 1st.ed. | .London Academic: .
Harvard
campbell j., .nitrogen metabolism and the environment,a joint symposium of the american physiological society campbell,j.w.(ed.). 1st.ed. | .London Academic: .
MLA
campbell j.w.,ed, .1st.ed. | .London Academic: . .