APA
Pillay P N R, George M K & Thankamma L. (1974). Effect of defoliation on the yield of Hevea. : IRRDB Scientific Symposium, Part 1, India, 1974.
Chicago
Pillay P N R, George M K and Thankamma L. 1974. Effect of defoliation on the yield of Hevea. : IRRDB Scientific Symposium, Part 1, India, 1974.
Harvard
Pillay P N R, George M K and Thankamma L. (1974). Effect of defoliation on the yield of Hevea. : IRRDB Scientific Symposium, Part 1, India, 1974.
MLA
Pillay P N R, George M K and Thankamma L. Effect of defoliation on the yield of Hevea. : IRRDB Scientific Symposium, Part 1, India, 1974. 1974.
