APA引文
Livingstone, I. (1968). An introduction to economics for East Africa. Heinemann.
Chicago Style (17th ed.) Citation
Livingstone, I. An Introduction to Economics for East Africa. London: Heinemann, 1968.
MLA引文
Livingstone, I. An Introduction to Economics for East Africa. Heinemann, 1968.
警告:這些引文格式不一定是100%准確.