SBP Board of consultants. (1981). 807 reserved small cottage & tiny industries (5th.). S.B.O.
Dyfyniad Arddull ChicagoSBP Board of consultants. 807 Reserved Small Cottage & Tiny Industries. 5th. Delhi: S.B.O, 1981.
Dyfyniad MLASBP Board of consultants. 807 Reserved Small Cottage & Tiny Industries. 5th. S.B.O, 1981.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.