APA (7th ed.) Citation

LENGEN, J. V. (2008). The barefoot architect a handbook for green building/Johan van Lengen. Shelter publications.

Chicago Style (17th ed.) Citation

LENGEN, Johan Van. The Barefoot Architect a Handbook for Green Building/Johan Van Lengen. Shelter publications, 2008.

MLA (8th ed.) Citation

LENGEN, Johan Van. The Barefoot Architect a Handbook for Green Building/Johan Van Lengen. Shelter publications, 2008.

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