Miklos Bona - Combinatorics of Permutations - Hardback - X555z

North Magazine for Durham, Northumberland, N. Yorks. 11 issues. 1972-73. History

Taschenbuch für Wehrfragen 1972/73

3x Lloyd's Register - List of Shipowners - 1972-73 .

Notes on Introductory Combinatorics

1972 "THE TOPICAL TIMES FOOTBALL BOOK 1972-73" SOCCER ANNUAL HB BOOK (P4)

Michelin French Green Guide Bretagne 1972-73 26Th Edition, (French Language)

Constructive combinatorics. Stanton, Dennis: