APA (7th ed.) Citation

Black, S., & Hoefer, H. Guide to Singapore. APA Productions.

Chicago Style (17th ed.) Citation

Black, Star, and Hans Hoefer. Guide to Singapore. Singapore: APA Productions.

MLA (9th ed.) Citation

Black, Star, and Hans Hoefer. Guide to Singapore. APA Productions.

Warning: These citations may not always be 100% accurate.