APA (7th ed.) Citation

Birdsall Stephen S.,Florin Jonh. Geografi Amirika / Stephen Birdsall.

Chicago Style (17th ed.) Citation

Birdsall Stephen S.,Florin Jonh. Geografi Amirika / Stephen Birdsall.

MLA (8th ed.) Citation

Birdsall Stephen S.,Florin Jonh. Geografi Amirika / Stephen Birdsall.

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