Ayir, Yknip Happy life : simple, sustainable ways to achieve optimal wellness / Yknip Ayir. - [s.l.] : MDS0, 2023. - 152 p. ; 24 cm. ISBN: 9798215190531 Subjects--Topical Terms: Conduct of lifeHappinessSelf-actualization (Psychology) Dewey Class. No.: 158.1