Classification
LAA - Biology - reference books
HAA - Medicine - reference books
3
CAA - Chemistry - reference books
2
DAA - Information technology - reference books
2
EAA - Energy - reference books
2
FAA - Materials research - reference books
2
GAA - Geosciences - reference books
2
PAA - Physics - reference books
2
CAA - Chemistry - reference books
1
MAA - Mathematics - reference books
1
TAA - Engineering sciences - reference books
1
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