TY - GEN ED - BUREAU OF CEYLON STANDARDS TI - SLS : 419 : 1977 : Specification for terrazzo tiles PY - 1977/// CY - Colombo PB - BUREAU OF CEYLON STANDARDS KW - a691.31:69.025.335 KW - SRI LANKA-STANDARDS KW - STANDARDS-SRI LANKA N1 - STD2608 ER -