Electronic Book Building System and Method

A method, system and computer program product for building a custom publication is provided. A user may access a library of electronic source publications having defined units of content within the source publications, the library storing source publication metadata for the defined units of content. The user may select units of content from source publications for inclusion in an unpublished custom publication. The unpublished custom publication may be published in an electronic or printed format, wherein publishing the unpublished custom publication comprises applying consistent styling to common structural elements in the set of custom publication units of content to create a published custom publication with consistent styling.