I.A.H.R.
Proceedings comptes rendus, IAHR Congress, 1-7 Feb 1981, New Delhi - New Delhi I.A.H.R. 1981 - 642 p.
Comptes rendus
626:556.18 I5P
Proceedings comptes rendus, IAHR Congress, 1-7 Feb 1981, New Delhi - New Delhi I.A.H.R. 1981 - 642 p.
Comptes rendus
626:556.18 I5P