Auger, C.P. (Charles Peter). (1992). Information sources in patent/ Diedit oleh, C.P. Auger. London :: Bowker -Sour,.
Auger, C.P. (Charles Peter). Information sources in patent/ Diedit oleh, C.P. Auger. London :: Bowker -Sour,, 1992
Auger, C.P. (Charles Peter). Information sources in patent/ Diedit oleh, C.P. Auger. London :: Bowker -Sour,, 1992.