TY - BOOK AU - Sultanabawa,M.U.S TI - natural products chemistry - amino acids and nucleic acids :part 1 T2 - Organic chemistry-PSU 3121 U1 - 547.79 SUL PY - 1989/// CY - Colombo PB - Open university KW - Organic Chemistry,natural products KW - OUSL N1 - Bachelor Science :level 5 ER -