'This book is a study of Vietnamese folk legends in terms of genre characteristics and documentation of this genre. Main content of this book is implemented through 3 chapters. Chapter 1: Lengends as a genre of folk literature (Legends in folklore; content inspiration of this genre; Some poetic features). Chapter 2: Documenting folk legends in history and magical tales (Legends in history - the belief in real magic; Legends in magic tales - belief in sanctity). Chapter 3: Documenting folk legends in prose of the middle age period (Some aspects of documentation of legends in prose of the middle age period of Vietnam; Documentation of folk legends in prose from X to XV and XVIII to XIX century).