APA (7th ed.) Citation

Simb Thomas SImb. (2012). How to make a hand pump. CTA.

Chicago Style (17th ed.) Citation

Simb Thomas SImb. How to Make a Hand Pump. Wageningen: CTA, 2012.

MLA (9th ed.) Citation

Simb Thomas SImb. How to Make a Hand Pump. CTA, 2012.

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