The do's and don'ts of Catholic worship are clearly and concisely explained in Mass Confusion.
Jimmy Akin has distilled a mountain of liturgical documents and official church pronouncements to produce straightforward answers to common (and not-so-common) questions.
Here is a book powerful enough to silence personal misrepresentations of the Church's liturgical law.
Thousands of parishioners and their priests find Mass Confusion invaluable. You can too!