Lua APA (7ú heag.)

BALLANEY, P. (1976). Refrigeration And Air Conditioning. P.l. Ballaney. Khanna Publishers.

Lua i Stíl Chicago (17ú heag.)

BALLANEY, P.L. Refrigeration And Air Conditioning. P.l. Ballaney. Khanna Publishers, 1976.

Lua MLA (8ú heag.)

BALLANEY, P.L. Refrigeration And Air Conditioning. P.l. Ballaney. Khanna Publishers, 1976.

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