John M. Collins, U.S.-Soviet Military Balance: Concepts and Capabilities, 1960-1980 (McGraw-Hill, 1980), 645 pp., $21.95 (soft cover only) Harriet Fast Scott and William F. Scott, The Armed Forces of the USSR (Boulder, Colorado: Westview Press, 1979), 439 pp., $27.50 bound, $12.50 ppb.