Which book provides a step-by-step guide for beginners in research methodology?
a "Research Methodology: A Step-by-Step Guide for Beginners" by Ranjit Kumar
b "Research Methodology: Methods and Techniques" by C.R. Kothari, Gaurav Garg
c "Business Research Methods" by Donald R. Cooper and Pamela S. Schindler
d "Research Methods for Business Students" by Mark N.K. Saunders, Philip Lewis, Adrian Thornhill