K.Periyanayagam, S.Gopalakrishnan, and V.Karthikeyan. “PHARMACOGNOSTICAL, PHYTOCHEMICAL ANALYSIS OF THE LEAVES OF PSIDIUM GUAJAVA LINN– LUCKNOW- 46 VARIEITY”. Innovare Journal Health Sciences, vol. 1, no. 2, July 2013, pp. 14-17, https://innovareacademics.in/journals/index.php/ijhs/article/view/395.