South Africa, Botswana, Lesotho and Swaziland sign a new customs agreement in Pretoria, to come into operation on 1 March 1970.

South African History Online. (2011, December 9). South Africa, Botswana, Lesotho and Swaziland sign a new customs agreement in Pretoria, to come into operation on 1 March 1970.. South African History Online. https://sahistory.org.za/ref/E-0070859

South African History Online (2011) 'South Africa, Botswana, Lesotho and Swaziland sign a new customs agreement in Pretoria, to come into operation on 1 March 1970.', South African History Online, 9 December. Available at: https://sahistory.org.za/ref/E-0070859 (Accessed: 25 October 2026).

South African History Online, South Africa, Botswana, Lesotho and Swaziland sign a new customs agreement in Pretoria, to come into operation on 1 March 1970. [website], https://sahistory.org.za/ref/E-0070859, (accessed 25 October 2026).

"South Africa, Botswana, Lesotho and Swaziland sign a new customs agreement in Pretoria, to come into operation on 1 March 1970.." South African History Online, 9 Dec. 2011, https://sahistory.org.za/ref/E-0070859. Accessed 25 Oct. 2026.

South African History Online. "South Africa, Botswana, Lesotho and Swaziland sign a new customs agreement in Pretoria, to come into operation on 1 March 1970.." South African History Online. December 9, 2011. https://sahistory.org.za/ref/E-0070859.