Llyfr rhif.
Parker, Andrew.
Stamford, Jane.
Huddersfield : Schofield & Sims Ltd.,
c1997.
Arg. Saesneg gwreiddiol = Original English ed.: Huddersfield: Schofield & Sims, 1982
Addasiad Cymraeg gan = Welsh adaptation by: Staff Gwasanaethau Llyfrgell, Gwybodaeth ac Archifau, Cyngor Sir Ynys Môn
Teitl clawr = Cover title
Mathematics
Mathematics