Open Access Policy
This journal provides immediate open access to its content on the principle that making research freely available to the public supports a greater global exchange of knowledge.
3 issues per year
Subscriptions: Hard copies
The journal is published quarterly. The following rates are for four regular issues of the journal per year plus supplements. They include postage by air mail. Institutions and Individuals: Within Zambia: K210,000 Within the SADC Region: US450.00 Rest of Africa: US460.00 United Kingdom/Europe: US$65.00 United States: US$70.00