Worthy, T. H. (1987). Sexual dimorphism and temporal variation in the North Island moa species Euryapteryx curtus (Owen) and Pachyornis mappini Archey. National Museum of New Zealand.
Chicago-viite (17. p.)Worthy, T. H. Sexual Dimorphism and Temporal Variation in the North Island Moa Species Euryapteryx Curtus (Owen) and Pachyornis Mappini Archey. Wellington: National Museum of New Zealand, 1987.
MLA-viite (8. p.)Worthy, T. H. Sexual Dimorphism and Temporal Variation in the North Island Moa Species Euryapteryx Curtus (Owen) and Pachyornis Mappini Archey. National Museum of New Zealand, 1987.
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