1 | | Australian Mathematics Competition Book 2, 1985-1991 (Enrichment Series, 4) / Peter J. O'Halloran, Graham Pollard, Peter J. Taylor . - Australia : AMT Publishing, 1998. - 252 p. : ill ; 22 cm. - ( A Touchstone book ) Mã xếp giá: 510.922 O3Đăng ký cá biệt: Lầu 2 KLF: 2000007383 |