Caterpillar. Service Manual: S4K & S6k Engines Basic Engine Components (Primera Edición.).
Chicago Style (17th ed.) CitationCaterpillar. Service Manual: S4K & S6k Engines Basic Engine Components. Primera Edición. Estados Unidos.
MLA (9th ed.) CitationCaterpillar. Service Manual: S4K & S6k Engines Basic Engine Components. Primera Edición.
Warning: These citations may not always be 100% accurate.