Trydan (Cyflwyno Gwyddoniaeth)
Contributors: W.J. Jones (Translator)
Edition: New Ed edition
Publisher: Gwasg y Dref Wen
Published: July 1, 1992
Language: wel
Format: Hardcover
Number of pages: 48
ISBN-13: 9781855960503
Subjects: Bibliographies, catalogues, discographies; Electricity & magnets