by Wieringa, J.J.;
Callno: 05:63(492)
Journal
by Gardner, J. J.;
Callno: 05:63(941)
Journal
by Stanton, J.; Kronborg, J.;
Year: 1992., Callno: 637.623:338(941) WOO [Q]
Book
by Landsberg, J. J.; CSIRO.;
Year: 1989., Callno: Q551.583(94) LAN
Book
by van Schagen, J. J.;
Callno: 05:57(941)
Journal
by Coetzer, J. J.;
Callno: 05:63(680)
Serial
by Coetzer, J. J.;
Callno: 05:63(680)
Serial