TY - BOOK AU - Narayana, P Suresh AU - Pullaiah, T & Varalakshmi, D TI - Textbook of pharmacognosy Vol. I SN - 9788194125488 U1 - 615.321 NAP T PY - 2020/// CY - New Delhi PB - CBS Publishers KW - Pharma KW - B6399 ER -