P1042 Yn cynnwys llyfryddiaethau = Includes bibliographies.
P1073 Yn cynnwys geirfa Cymraeg/Saesneg = Includes English/Welsh vocabulary.
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Pum awdur cyfoes : cyflwyniad i fyfyrwyr ail iaith by Menna Baines. ISBN 1901358275. Published by Camfa in 1997. Publication and catalogue information, links to buy online and reader comments.