Human Performance Optimization - Hardcover - VERY GOOD

SAP Performance Optimization Guide (8th Edition) (SAP PRESS), Thomas Schneider,

Production Planning with SAP S/4HANA - Hardcover, by Jawad Akhtar - Very Good

Human Performance Optimization: - Hardcover, by Matthews Michael D.; - Very Good

SAP Performance Optimization Guide:..., Thomas Schneide

ABAP Design Patterns in ABAP Objects (SAP PRESS) - Hardcover - VERY GOOD

Sales with SAP S/4HANA (SAP - Hardcover, by Christian van Helfteren - Very Good

SAP Performance Optimization Guide : Analyzing and Tuning SAP Systems by Thomas