17.5.3. Example 2:

555  Author index, v. 68 (1965)-79 (1976). 4 v.; v. 80 (1977)-83 (1080). 2v.; v. 84 (1981)-87 (1984). 2 v.; v. 88 (1985)-91 (1988). 2 v.

555  Subject index, v. 68 (1965)-79 (1976). 7 v.; v. 80 (1977)-83 (1980). 3 v.; v. 84 (1981)-87 (1984). 3 v.