John L. Harper

• Essentials of ecology
• Ecology
• Ecology : individuals, populations, and communities
• Essentials of ecology
• Ecology
• Essentials of Ecology
• Essentials of ecology
• Ökologie (German Edition)
• Ökologie (Springer-Lehrbuch) (German Edition)
• Population Biology of Plants
• Population Biology of Plants
• The Biology of Weeds