diff --git a/mylibrary/src/main/java/fr/iut_fbleau/but3/dev62/mylibrary/book/BookInfo.java b/mylibrary/src/main/java/fr/iut_fbleau/but3/dev62/mylibrary/book/BookInfo.java
new file mode 100644
index 0000000..9d28089
--- /dev/null
+++ b/mylibrary/src/main/java/fr/iut_fbleau/but3/dev62/mylibrary/book/BookInfo.java
@@ -0,0 +1,19 @@
+package fr.iut_fbleau.but3.dev62.mylibrary.book;
+
+import fr.iut_fbleau.but3.dev62.mylibrary.book.entity.Category;
+import java.time.LocalDate;
+import java.util.List;
+
+public record BookInfo(
+    long isbn,
+    String title,
+    String author,
+    String publisher,
+    LocalDate publicationDate,
+    double price,
+    int quantity,
+    List<Category> categories,
+    String description,
+    String language
+) {
+}
diff --git a/mylibrary/src/main/java/fr/iut_fbleau/but3/dev62/mylibrary/book/entity/Category.java b/mylibrary/src/main/java/fr/iut_fbleau/but3/dev62/mylibrary/book/entity/Category.java
new file mode 100644
index 0000000..8ad64ac
--- /dev/null
+++ b/mylibrary/src/main/java/fr/iut_fbleau/but3/dev62/mylibrary/book/entity/Category.java
@@ -0,0 +1,24 @@
+package fr.iut_fbleau.but3.dev62.mylibrary.book.entity;
+
+public enum Category {
+  FICTION,
+  NON_FICTION,
+  SCIENCE_FICTION,
+  FANTASY,
+  MYSTERY,
+  THRILLER,
+  ROMANCE,
+  BIOGRAPHY,
+  HISTORY,
+  POETRY,
+  CHILDRENS,
+  YOUNG_ADULT,
+  SCIENCE,
+  PHILOSOPHY,
+  SELF_HELP,
+  TRAVEL,
+  COOKING,
+  ART,
+  RELIGION,
+  REFERENCE
+}