APA (7th ed.) Citation

Khalid, Z. (2010). Design of an iron nail holder / Zaid Khalid.

Chicago Style (17th ed.) Citation

Khalid, Zaid. Design of an Iron Nail Holder / Zaid Khalid. 2010.

MLA (9th ed.) Citation

Khalid, Zaid. Design of an Iron Nail Holder / Zaid Khalid. 2010.

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