Clear effective writing a PPI manual.

Sonraí bibleagrafaíochta
Údar corparáideach:	Philippine Press Institute
Formáid:	LEABHAR
Teanga:	Béarla
Foilsithe / Cruthaithe:	[Manila] Philippine Press Institute and Philippine Airlines [1969]
Ábhair:	English language > Composition and exercises. Writing.