\documentclass{UnimasThesis}
\usepackage{graphicx}
\usepackage[labelfont=bf]{caption}
\captionsetup{labelfont=bf}
\usepackage{pdflscape}
\usepackage{adjustbox}
\usepackage{dcolumn}
\usepackage{booktabs}
\usepackage{amsmath}
\usepackage{cases}
\usepackage[os=win]{menukeys}
\usepackage[paper=a4paper]{geometry}
\usepackage{multirow}
%\usepackage{enumerate}
\usepackage{listings}
\lstset{language=[LaTeX]TeX,columns=fullflexible,
basicstyle=\ttfamily,texcsstyle=*\bfseries\color{NavyBlue},
commentstyle=\itshape\color{PaleVioletRed4},
frame=single,framesep=6pt,
framexleftmargin=6pt,framexrightmargin=6pt,
xleftmargin=12pt,xrightmargin=12pt,
breaklines=true,breakatwhitespace=true}
\title{AUTOMATIC SEGMENTATION OF CARDIAC MAGNETIC RESONANCE IMAGES FOR OEDEMA ASSESSMENT}
\author{Amajd Khan}
\faculty{Faculty of Computer Science and Information Technology }
\facultyColour{6c7a8c} %% 6-digit RGB hexadecimal code
\submissionyear{2017}
\degreetype{Doctor of Philosophy\\(Computer Science)}
% If using APA bibliography style
\usepackage[natbibapa]{apacite}
\bibliographystyle{plainnat}
%\usepackage{natbib}
%\bibliographystyle{apalike}
\makeatother
\begin{document}
\maketitle
\frontmatter
\mainmatter
% Each chapter from a separate file
\input{chap1-Introduction}
% references are listed in refs.bib
\bibliography{refs}
\end{document}
%%%refrence
@article{rao:2014,
title={Causes of Sudden Cardiac Death on Autopsy Findings; a Four-Year Report},
author={Rao, Dinesh., and Sood, Divya., and Pathak, P., and Dongre, Sudhir, D},
journal={Journal of Emergency-An Academic Emergency Medicine},
volume={2},
number={1},
pages={12-17},
year={2014}
}
%%%i use the chapter 1 file (Example
this is my citation Rao et al.,(2014). (need to show like this
\usepackage{natbib} \bibliographystyle{apalike}
which is currently commented in your code? This will give youRao et al. (2014)
in the text. – samcarter_is_at_topanswers.xyz Jul 17 '17 at 16:53