APA
Conference Irrigation Scheduling, . (1981). Irrigation scheduling for water and energy conservation in the 80's. Michigan: American Society of Agricultural Engineers.
Chicago
Conference Irrigation Scheduling, . 1981. Irrigation scheduling for water and energy conservation in the 80's. Michigan: American Society of Agricultural Engineers.
Harvard
Conference Irrigation Scheduling, . (1981). Irrigation scheduling for water and energy conservation in the 80's. Michigan: American Society of Agricultural Engineers.
MLA
Conference Irrigation Scheduling, . Irrigation scheduling for water and energy conservation in the 80's. Michigan: American Society of Agricultural Engineers. 1981.