Text ( visual ) : unmediated Laplace transforms / J. Williams. -- : pbk.. -- London : Allen & Unwin , 1973. -- [5], 93 p. ; 23 cm.. -- (Problem solvers ; no.10). -- ***Description based on retrospective data ; Includes index. -- ISBN 004512020X ; 0045120218 ; (BA37834258) ; https://ci.nii.ac.jp/ncid/BA37834258 Author Heading(s): Williams, John. -- Classification(s): LCC : QA432 ; DC : 515/.723. -- Subject Heading(s): LCSH : Laplace transformation