Using Filters - pipes, grep & sort
Consider the next example:
host% ls -l | grep Aug | sort +4
-rw-r--r-- 1 pam 129 Aug 20 1986 complex.f
drwxr-xr-x 2 pam 512 Aug 23 1985 bin
-rw-r--r-- 1 pam 880 Sep 28 1988 Aug.notes
-rw-r--r-- 1 pam 929 Aug 16 14:18 outdis
-rwxr-xr-x 1 pam 972 Aug 19 12:55 test.out