Autor: Robert Trapp, 3 titluri

Coperta cărții Basic & Clinical Biostatistics: Fifth Edition

Basic & Clinical Biostatistics: Fifth Edition

Beth Dawson,Robert Trapp

Coperta cărții Redesigning Canadian Trade Policies for New Global Realities

Redesigning Canadian Trade Policies for New Global Realities

Stephen Tapp,Ari Van Assche,Robert Wolfe

Coperta cărții Focus 4 2nd Edition Teacher's Book

Focus 4 2nd Edition Teacher's Book

Arek Tkacz,Beata Trapnell,Bartosz Michalowski,Angela Bandis,Rachael Roberts