Gaya APA

PATRICK, D, R., FARDO, S, W. (2023). ENERGY CONSERVATION GUIDEBOOK . LONDON: ROUTLEDGE TAYLOR AND FRANCIS GROUP.

Gaya MLA

PATRICK, DALE, R.., FARDO, STEPHEN, W.. "ENERGY CONSERVATION GUIDEBOOK". LONDON: ROUTLEDGE TAYLOR AND FRANCIS GROUP, 2023. Text.