Lua APA (7ú heag.)

Swenson, S. (1983). Heating Technology: Principles ,equipment and application. delmar publishing.

Lua i Stíl Chicago (17ú heag.)

Swenson, S.Don. Heating Technology: Principles ,equipment and Application. New York: delmar publishing, 1983.

Lua MLA (9ú heag.)

Swenson, S.Don. Heating Technology: Principles ,equipment and Application. delmar publishing, 1983.

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