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Genetics and evolution
C. F. Liffen, C.F. Liffen, C.L. Liffen · Hodder Arnold H&S
32 sayfa · 1994
Evolution & variation / For National Curriculum Key Stage 3 / Genetics & reproduction / Genetics / Study and teaching (Secondary)
Structured questions for GCSE biology
C. L. Liffen, C.L. Litten, C.F. Litten · Hodder Arnold H&S
90 sayfa · 1987
Biology / Examinations, questions / Biology, life sciences / For National Curriculum Key Stage 4 & GCSE / Biology, examinations, questions, etc.
Structured questions for GCSE science
J. S. Clarke, J.S. Clarke, C. Liffen, Tony York · Hodder & Stoughton
125 sayfa · 1990
Science / For National Curriculum Key Stage 4 & GCSE / General science / Science: General Issues