WJEC GCSE Science Student Lab Book Welsh Language EditionDavid Johnston, Adrian Schmit, Matt Shooter, Roger Wood · First published 2020Open the Tome
WJEC GCSE Science Teacher Lab Book Teacher and Technician Info Welsh EdDavid Johnston, Matt Shooter, Adrian Schmit, Roger Wood · First published 2020Open the Tome
Time and NavigationAndrew K. Johnston, Roger D. Connor, Carlene E. Stephens, Paul E. Ceruzzi · First published 2019Open the Tome
Smithsonian Atlas of Space ExplorationLaunius, Roger D., Johnston, Andrew K. · First published 2009Open the Tome
Organization and ManagementJim Barry, John Chandler, Heather Clark, Roger Johnston, David Needle · First published 1999Open the Tome
Solid state physics simulationsIan D. Johnston, Graham Keeler, Roger Rollins, Steven Spicklemire · First published 1995Open the Tome
Audit of the landlord attitude survey, site II, wave 2Roger Johnston · First published 1980Open the Tome
Codebook for the attitude module of the landlord survey, site I, wave 2Roger Johnston · First published 1980Open the Tome
