TY  - BOOK
AU  - Bullen, P. S.
AU  - Mitrinovic, D. S.
AU  - Vasic, P. M.
TI  - Means and their inequalities
T2  - Mathematics and its applications East European series
U1  - 515.26 
PY  - 1988///
CY  - Dordrecht
PB  - D. Reidel
ER  -