To be made up of:
According to the British consulate (Guy, 2001, p. 37).
In-text citation: Book by same author in same year
Guy, J. (2001). The view across the river: Harriette Colenso and the Zulu struggle against imperialism. Charlottesville, Virginia: University Press of Virginia.
Reference list: Book by same author in same year
Kubler-Ross, E. (1993a). AIDS: The ultimate challenge. New York, NY: Collier Books.
Kubler-Ross, E. (1993b). Questions and answers on death and dying. New York, NY: Collier Books.