Cynhyrchwyd y daflen hon gan Hybu Iechyd Cymru yn seiliedig ar destun gwreiddiol yr Awdurdod Addysg Iechyd = This leaflet is [sic] produced by Health Promotion Wales based on original text by the Health Education Authority.
Teitl clawr = Cover title.
Ar waelod y teitl: Asid ffolig - elfen hanfodol wrth greu babi = At foot of title: Folic acid - an essential ingredient in making babies.
Meddwl cael babi? : asid ffolig - yr hyn y dylai pob menyw ei wybod. ISBN 1856871851. Published by Hybu Iechyd Cymru in 1996. Publication and catalogue information, links to buy online and reader comments.