APA
SELVAN P., . (1990). Performance evaluation of sprinkler heads. Tavanur: Kelappaji College of Agricultural Engineering and Technology.
Chicago
SELVAN P, . 1990. Performance evaluation of sprinkler heads. Tavanur: Kelappaji College of Agricultural Engineering and Technology.
Harvard
SELVAN P., . (1990). Performance evaluation of sprinkler heads. Tavanur: Kelappaji College of Agricultural Engineering and Technology.
MLA
SELVAN P, . Performance evaluation of sprinkler heads. Tavanur: Kelappaji College of Agricultural Engineering and Technology. 1990.