RReason reclaimedReason reclaimedde Hans V. Hansen, Robert C. PintoMateriasFallacies (Logic)DialecticReasoningLogicEdiciones (1)Reason reclaimed (2007)Vale Press · inglésMás obras de Hans V. HansenPPhylogenetic studies in Compositae tribe MutisieaePhylogenetic studies in Compositae tribe Mutisieae1991FallaciesRRiel's DefenceRiel's Defence
PPhylogenetic studies in Compositae tribe MutisieaePhylogenetic studies in Compositae tribe Mutisieae1991
AA taxonomic revision of the genus Gerbera (Compositae, MutisA taxonomic revision of the genus Gerbera (Compositae, Mutisieae) sections Gerbera, Parva, Piloselloides (in Africa), and Lasiopus