Cita APA (7a ed.)
Ritchie Bros. Auctioneers, Inc. MarketLine Company Profile.
Cita Chicago Style (17a ed.)
Ritchie Bros. Auctioneers, Inc. MarketLine Company Profile.
Cita MLA (9a ed.)
Ritchie Bros. Auctioneers, Inc. MarketLine Company Profile.
警告：這些引文格式不一定是100％准確.