diff --git a/kodilla-intro/src/main/java/Book.java b/kodilla-intro/src/main/java/Book.java
new file mode 100644
index 0000000..cf6ee07
--- /dev/null
+++ b/kodilla-intro/src/main/java/Book.java
@@ -0,0 +1,13 @@
+public class Book {
+    private String author;
+    private String title;
+
+    private Book(String author, String title) {
+        this.author = author;
+        this.title = title;
+    }
+
+    public static Book of(String author, String title) {
+        return new Book(author, title);
+    }
+}