APA
Indian standards institution, . (1981). Technical requirements for power take-off pulley for agricultural tractors with type1,IS:9869-1981. : ISI.
Chicago
Indian standards institution, . 1981. Technical requirements for power take-off pulley for agricultural tractors with type1,IS:9869-1981. : ISI.
Harvard
Indian standards institution, . (1981). Technical requirements for power take-off pulley for agricultural tractors with type1,IS:9869-1981. : ISI.
MLA
Indian standards institution, . Technical requirements for power take-off pulley for agricultural tractors with type1,IS:9869-1981. : ISI. 1981.