Churchill, Ruel V

Colpex variables and applications by: Verhey, Roger F; Churchill, Ruel V; Brown, James W (書目-語言資料,印刷品)

Operational mathematics by: Churchill, Ruel V (書目-語言資料,印刷品)

Fourier series and boundary value problems by: Churchill, Ruel V; Buown, James Ward (書目-語言資料,印刷品)