1 Jan 1996 2. 2 Apr 1996 3. Jul 1996 4. vol. Oct 1996 5. Title has a volume, a number, one volume per year, having combined months of issue.
Title has a number and year, with the numbers restarting each year.
2 summer 1995 3. vol. 3 fall 1995 4. No subfield x means enumeration changes with each issue. 150 fall 1996 2. 151 winter 1996 3.