Books by Octavian Deaconu

Self-Discipline: Build Confidence, Mental Toughness, Willpower, Mental Training For Self-Control, Emotional Intelligence and Achieve Your Goals
Octavian Deaconu

Self-Discipline: 10 Ways of Self-Discipline, Mental Toughness, Self-Control to Resist Temptation and Achieve Your Goals
Octavian Deaconu