TY - BOOK AU - Ir R. Batumalai, Ir K. John Abraham, Ir Mohd. Azahari bin Ghazalli. TI - Design & Operational Manual Tertiary Irrigation Block SCRBD 5b1 & Its Construction Problems PY - 0000///[date of publication not identified] N1 - Symposium Software Muda II at Langkawi Country Club from 11 to 14/6/'80 ER -