Justice Cruz’s writing style is unique—his judicial opinions (ponencias) were noted for being incisive and dramatic

The book "Public International Law" by Isagani Cruz is a comprehensive textbook that covers the fundamental principles of public international law. The book provides an in-depth analysis of the subject matter, including the sources of international law, the law of treaties, state sovereignty, jurisdiction, and human rights.

Justice Cruz defines Public International Law as the body of rules and principles of action binding upon civilized states in their relations with one another. Modern interpretations in the book expand this to include international organizations like the and even individuals as subjects under certain conditions. Key areas covered in the text include: Scribdhttps://www.scribd.com