Egnïeg cemegol
By: addasiad Cymraeg: Howard Williams, Menna Davies.
Contributors: Williams, Howard.; Davies, Menna.; Welsh Joint Education Committee.; Training Agency.
Series: Rhaglen Ddatblygu Addysg Hyblyg -- 3
Publisher: CBAC
Published: 1990
Place of publication: Caerdydd
Language: wel
Number of pages: 73
Subjects: Force and energy -- Juvenile literature.; Chemistry -- Study and teaching (Secondary) -- Wales.
Work titles: Chemical energetics. wel.
Notes: Arg Saesneg gwreiddiol = Original English ed: London: John Murray, 1983.

"Cyhoeddir ... fel rhan o Raglen Ddatblygu Addysg Hyblyg a ariennir gan ADAG ac a weinyddir yng Nghymru gan Gyd-bwyllgor Addysg Cymru".

Addasiad o = Adaptation of: Chemical energetics.