एपीए उद्धरण

Wesley K.Foell. (1979). Management of Energy/Environment Systems: Methods and case studies. Wiley Eastern.

शिकागो स्टाइल उद्धरण

Wesley K.Foell. Management of Energy/Environment Systems: Methods and Case Studies. Chichester: Wiley Eastern, 1979.

एमएलए उद्धरण

Wesley K.Foell. Management of Energy/Environment Systems: Methods and Case Studies. Wiley Eastern, 1979.