Παραπομπή APA

Chester , C. . R. (1971). Techniques in Partial Defferential Equations. MC Graw -HILL.

Παραπομπή Chicago Style

Chester , Clive R. Techniques in Partial Defferential Equations. MC Graw -HILL, 1971.

Παραπομπή MLA

Chester , Clive R. Techniques in Partial Defferential Equations. MC Graw -HILL, 1971.