APA (7e ed.) Bronvermelding

Selwyn, P. (1975). Industries in the Southern African periphery: A study of industrial development in Botawana, Lesotho and Swaziland. Westview Press.

Chicago (17e ed.) Bronvermelding

Selwyn, Percy. Industries in the Southern African Periphery: A Study of Industrial Development in Botawana, Lesotho and Swaziland. Boulder, Colorado: Westview Press, 1975.

MLA (9e ed.) Bronvermelding

Selwyn, Percy. Industries in the Southern African Periphery: A Study of Industrial Development in Botawana, Lesotho and Swaziland. Westview Press, 1975.