Kerala Agricultural University Central Library Search for 'au:"Sears, Francis Weston ."'

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By Sears, Francis Weston .. London : Addison-Wesley Publishing Company , 1948 . 390 ; .

By Richards, James A .. London : Addison-Wesley Publishing Company , 1960 . 400 ; .

By Richards, James A .. London : Addison-Wesley Publishing Company , 1962 . 1032 ; .

By Sears, Francis Weston .. London : Addison-Wesley Publishing Company , 1960 . 1024 ; .