(1992). Agronomics catalogue (ELE International) :Instrumentation for Monitoring the Agricultural Environment: Instrumentation for monitoring the agricultural environment. USA: ELE International.
Παραπομπή Chicago StyleAgronomics Catalogue (ELE International) :Instrumentation for Monitoring the Agricultural Environment: Instrumentation for Monitoring the Agricultural Environment. USA: ELE International, 1992.
Παραπομπή MLAAgronomics Catalogue (ELE International) :Instrumentation for Monitoring the Agricultural Environment: Instrumentation for Monitoring the Agricultural Environment. USA: ELE International, 1992.
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