ZULFIKAR MOHAMMED. (2007). INTRODUCTION TO TOURISM AND HOTEL INDUSTRY. VIKAS PUBLISHING HOUSE PVT. LTD.
芝加哥风格引文ZULFIKAR MOHAMMED. INTRODUCTION TO TOURISM AND HOTEL INDUSTRY. NEW DELHI: VIKAS PUBLISHING HOUSE PVT. LTD, 2007.
MLA引文ZULFIKAR MOHAMMED. INTRODUCTION TO TOURISM AND HOTEL INDUSTRY. VIKAS PUBLISHING HOUSE PVT. LTD, 2007.
警告：这些引文格式不一定是100％准确.