Complex sentence: Peter Green, "Alexander of Macedon", University of California Press Ltd. (Oxford, England) 1991, Aristotle encouraged Alexander toward eastern conquest and his attitude towards Persia was unabashedly ethnocentric.
Split into simpler sentences: Peter Green, "Alexander of Macedon", 1991 University of California Press, Ltd. Oxford, England. Library of Congress Cataloging-in-Publication Data, p.58--59 Aristotle encouraged Alexander toward eastern conquest, and his attitude towards Persia was unabashedly ethnocentric.