Hippies -- Social conditions -- 20th century -- Anecdotes. / https://id.loc.gov/authorities/subjects/sh85060979 https://id.loc.gov/authorities/subjects/sh2001008860 https://id.loc.gov/authorities/subjects/sh99001294 : Grundstein, Margaret.
2015
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Hippies -- Spain -- Ibiza Island -- Social life and customs. / https://id.loc.gov/authorities/subjects/sh85060979 https://id.loc.gov/authorities/subjects/sh85063913-781 https://id.loc.gov/authorities/subjects/sh2001008851 : D'Andrea, Anthony.
Hippies -- United States -- Case studies. / https://id.loc.gov/authorities/subjects/sh2008121634 https://id.loc.gov/authorities/subjects/sh99001484 : Partridge, William L.
Hippies -- West Virginia -- History. / https://id.loc.gov/authorities/subjects/sh85060979 https://id.loc.gov/authorities/names/n79059831-781 https://id.loc.gov/authorities/subjects/sh99005024 : Seaton, Carter Taylor.