Publication Manual 7th Edition of the American Psychological Association by 
Research Strategies for a Digital Age by Useful Library of Congress Call Numbers
| Call Number | Subject |
| PE 1500 | English Language (Synonyms & Antonyms) |
| PE 1100 | English Language (Grammar) |
| HF 5000 | Business Communication |
| PS | Literature (History & Criticism) |
| PN 100 | Bibliographical Citations |
| PE 1400 | Writing Essays |
