Project Llyfrau Longman Ffeithiol CA1 - TeganauJames Dunbar, Welsh Joint Education Committee. National Language Unit of Wales, Welsh Joint Education Committee1997PDF3.7 MBCY
Project Llyfrau Longman Rhan 2 CA1 - Band 1gan Wendy Body a Sue Palmer, darluniwyd gan Stephen Holmes, addaswyd i'r Gymraeg gan Eleri Rogers1997PDF821 KBCY
Specification of a CAD * I Neutral File for CAD Geometry Wireframes, Surfaces, Solids Version 3.3. Project 322. CAD InterfacesE. G. Schlechtendahl1988PDF4.7 MBEN
