Neidio i'r prif gynnwy

Saesneg: Professional Association of Teachers of Students with Specific Learning Difficulties

Cymraeg: Cymdeithas Broffesiynol Athrawon Myfyrwyr ag Anawsterau Dysgu Penodol

Rhan ymadrodd

Enw, Benywaidd, Unigol

Diffiniad

PATOSS