독학당구 중급 - 암기사항 4 (기울기에 따른 진행 경로) 장-단

This is a systematic course that reveals the 3-cushion problem book actually used by pro player Kim Won-sang in his classes and guides you through solving the problems one by one. For inquiries, please search for "BTC Billiards Club" on Naver. For lesson and business inquiries, please contact [email protected]. For textbook purchase inquiries, please call 02-704-9272. Subscribing and liking gives me great strength. I ask for your support and encouragement. I will always do my best. Rumors, malicious comments, and personal attacks may be reported, deleted, or blocked.