Recommended resources for developing communication skills suitable for UPSC civil services include public speaking workshops, online courses, and books on effective communication. Participating in workshops can provide practical experience in conveying ideas clearly and confidently. Online courses focusing on verbal and written communication can help candidates refine their skills tailored to the examination’s requirements. Additionally, reading books covering topics like persuasive writing and effective interpersonal communication can deepen understanding. Joining debate clubs or discussion forums can further enhance real-time speaking skills, ensuring candidates are well-prepared for interviews and public engagement in their civil services careers.