Renwick, Alan.
Basic political concepts/Renwick, Alan; Swinburn, Ian
Stanley Thornes Publishing, 1993
 Buku Teks SO
Dahl, Robert A., 1915-2014
Politics economics and welfare : planning and politice-economic systems resolved into basic social processes
Harper & Brothers , 1953
 Buku Teks
Basic information on Indonesia / Departemen Penerangan
[publisher not identified], 1953
 Buku Teks SO
Timberlake, Karen C
Basic chemistry
Pearson, 2017
 Buku Teks SO
Ryan, Barry W.
Basic science for nurses
McGraw-Hill, 1982
 Buku Teks SO