APA
(1996). Let's Investigate Science Natural Resources. Hong Kong: Marshall Cavendish Corporation.
Chicago
1996. Let's Investigate Science Natural Resources. Hong Kong: Marshall Cavendish Corporation.
Harvard
(1996). Let's Investigate Science Natural Resources. Hong Kong: Marshall Cavendish Corporation.
MLA
Let's Investigate Science Natural Resources. Hong Kong: Marshall Cavendish Corporation. 1996.