Zarf has a comprehensive list of references to the IF world, except for this one book, a critical study of IF as both literature and game: Twisty Little Passag

Zarf has a comprehensive list of references to the IF world, except for this one book, a critical study of IF as both literature and game: Twisty Little Passages - An Approach to Interactive Fiction By Nick Montfort https://mitpress.mit.edu/books/twisty-little-passages https://mitpress.mit.edu/books/twisty-little-passages