Books and other items on Communications are generally shelved in P 87 through P 96. Communications within specific subjects are shelved with that subject. You can also try some of the following subject headings:
Alert Services let you get Table of Contents (TOC) from many different journal titles without having to search each one individually. If we have a subscription, you can also get the full text of an article.
This is a search in Worldcat for items relating to "inoculation theory." The search is a keyword search limited to books.