Kaur - PostgreSQL Development Essentials - paperback or softback - E555z

Kuc - Elasticsearch Server - paperback or softback - E555z

Dar - PostgreSQL Server Programming - Second Edition - paperback or so - E555z

Bhargav - Troubleshooting Ubuntu Server - paperback or softback - E555z

Ferrari - Learn PostgreSQL - paperback or softback - E555z

Maymala - PostgreSQL for Data Architects - paperback or softback - E555z

Duarte - Delphi Programming Projects - paperback or softback - E555z

Sawant - Ubuntu Server Cookbook - paperback or softback - E555z