Tim Halliday

1945

• La gran enciclopedia de los anfibios y reptiles / The New Encyclopedia of Reptiles and Amphibians (Spanish Edition)
• Behaviour and evolution
• The Encyclopaedia of reptiles and amphibians
• Analysis of motivational processes
• Animal behavior
• Animal behaviour
• Animal behaviour
• Animal behaviour
• Behaviour and evolution
• Behaviour and evolution
• Enciclopedia completa de los reptiles y anfibios
• Firefly encyclopedia of reptiles and amphibians