Cita APA (7th ed.)

Hegger, M., Fuchs, M., Stark, T., & Zuemer, M. (2008). Energy manual: Sustainable architecture. Birkhäuser.

Cita Chicago (17th ed.)

Hegger, Manfred, Matthias Fuchs, Thomas Stark, i Martin Zuemer. Energy Manual: Sustainable Architecture. Basel: Birkhäuser, 2008.

Cita MLA (9th ed.)

Hegger, Manfred, et al. Energy Manual: Sustainable Architecture. Birkhäuser, 2008.