In-text citation
Example one:
Mashele (2019:64) believes that...
two or three authors not applicable.
Reference List entry
Mashele, S. (2019). "Diversity and evolution of cytochrome P450 monooxygenases in Oomycetes." PhD Thesis, the Central University of Technology. https://repository.nwu.ac.za/bitstream/handle/10394/33609/Ojageer_U.