Lua APA (7ú heag.)

PICKERING J F. (1977). THE ACQUISITION OF CONSUMER DURABLES ACROSS SECTION AT INVESTIGATION. ASSOCIATED BUSINESS PRESS.

Lua i Stíl Chicago (17ú heag.)

PICKERING J F. THE ACQUISITION OF CONSUMER DURABLES ACROSS SECTION AT INVESTIGATION. LONDON: ASSOCIATED BUSINESS PRESS, 1977.

Lua MLA (9ú heag.)

PICKERING J F. THE ACQUISITION OF CONSUMER DURABLES ACROSS SECTION AT INVESTIGATION. ASSOCIATED BUSINESS PRESS, 1977.

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