I can recommend the following books. These books/references will be of significant importance to your progress - I have found them very useful myself - perhaps your tower could have copies too.

Title Author Review Link
The Bellringer's Early Companion Steve Coleman Refer to website 'ringingbooks'
The Bellringer's Bedside Companion Steve Coleman Refer to website 'ringingbooks'
The Method Ringer's Companion Steve Coleman Refer to website 'ringingbooks'
The Bob Caller's Companion Steve Coleman Refer to website 'ringingbooks'