343732 Tay, C. S. K. (1990). A guide to protecting your ideas, inventions, trade marks & products. Singapore : Times, 1997.
Chicago Style (17th ed.) Citation343732 Tay, Catherine Swee Kian. A Guide to Protecting Your Ideas, Inventions, Trade Marks & Products. Singapore : Times, 1997, 1990.
MLA (9th ed.) Citation343732 Tay, Catherine Swee Kian. A Guide to Protecting Your Ideas, Inventions, Trade Marks & Products. Singapore : Times, 1997, 1990.
Warning: These citations may not always be 100% accurate.