Tashi, Phuntsho. Invoking happiness : guide to the sacred festivals of Bhutan & GNH. - Thimphu : Khenpo Phuntsho Tashi, 2011. - xii, 293 p. : ill. ; 20 cm. ISBN: 9789993677734 Subjects--Topical Terms: Happiness. Dewey Class. No.: BBH KHE