E-mail us at helicon@rm.com or telephone us on 08450 700300.

Looking for help with one of our CD-ROM products? Visit our technical support section.

If you need to know what absolute zero is, what NPK stands for, or the common name for sodium chloride, this dictionary will give you the answers.

ISBN: 1-85986-225-X
Length: 224 pp
Size: 148 × 105 mm (4¹/₈ × 5⁷/₈ in)