Martinsson-Wallin, H. (1994). Ahu--the ceremonial stone structures of Easter Island: Analyses of variation and interpretation of meanings. Societas Archaeologica Upsaliensis.
Chicago-referens (17:e uppl.)Martinsson-Wallin, Helene. Ahu--the Ceremonial Stone Structures of Easter Island: Analyses of Variation and Interpretation of Meanings. Uppsala: Societas Archaeologica Upsaliensis, 1994.
MLA-referens (8:e uppl.)Martinsson-Wallin, Helene. Ahu--the Ceremonial Stone Structures of Easter Island: Analyses of Variation and Interpretation of Meanings. Societas Archaeologica Upsaliensis, 1994.
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