Bibl:hlm.267-270
SHJ 331.650SKY 658.3CRB 658.3IAB 658.3
CRB 350
IAB 650
Bibl. hlm. 235-236SAS 658.406SUSKA 658
Bibliografi : hlm.373-377
Bibli: hal, 185-189; Indeks: hal,191-192
MTR 658.407SAS 658.3SHJ 331.650SKY 658.3CRB 658.3IAB 658.3
SUSKAWSSWTP 651.8AMB 658.001
Bibliografi hlm. 211-214
Bibl. 4 hlm.SHJ 658
Bibl. 4 hlm.SHJ 658
Bibl. hlm. 235-236SAS 658.406SUSKA 658WTP 658.401