Gideon E. Nelson

• Biological principles with human perspectives
• Principios De Biologia
• Biologic readings for today's students
• Biological principles with human applications
• Fundamental concepts of biology
• Student study guide
• Contemporary readings in biology
• Fundamental concepts of biology
• Instructor's manual to accompany Fundamental concepts of Biology
• Laboratory Manual Experiments in Fundame
• Study guide for Fundamental concepts of Biology