While Rangwala is excellent for traditional PWD work, you might also consider these authors for a broader view of costing:
Valuation determines the fair market price of a property. estimating costing and valuation by rangwala pdf new
Author: Prof. S.C. Rangwala (and later revisions by other authors/editors)
Publisher: Charotar Publishing House (India)
Target Audience: Civil engineering students, quantity surveyors, contractors, and competitive exam aspirants (GATE, UPSC, state engineering exams). While Rangwala is excellent for traditional PWD work,