There doesn't seem to be any system to the books on these shelves - they're certainly not in alphabetical order.
The children were made to sit in alphabetical order according to their surname.
Scroll through this alphabetical listing to find the article you want.
All references should be brought together at the end of the paper in alphabetical order of authors.
Originally a concordance was merely an alphabetical list of the most significant words in a text with a reference to their location.
It lists the names of contributors in alphabetical order, together with issue numbers, titles of articles and reviews, and subtitles and explanatory matter as appropriate.