“Oncogenomics in the Era of Multi-Omics and Single-Cell Resolution: Genomic mechanisms, tumor heterogeneity, and translational biomarkers across cancer discovery and precision oncology” is a hardcover academic volume that explores its subject in depth, the work of Dr. Raj Bahadur Singh. Each chapter builds on the last, guiding readers from fundamentals through to more advanced material. Aimed at students, researchers, and academic readers, it is published by Khushbu Publications, New Delhi, India, and released in 2026.