CCommunication Skills Training: A Practical Guide to Improving Your Social Intelligence, Presentation, Persuasion and Public Speaking: Positive Psychology Coaching Series, Book 9Ian Tuhovskyআত্মউন্নয়নCommunication Skills Training: A Practical Guide to Improving Your Social Intelligence, Presentation, Persuasion and Public Speaking: Positive Psychology Coaching Series, Book 9Ian Tuhovsky, Wendell Wadsworthবইটির অনুরোধ করুনবিস্তারিত দেখুন