APA (7 वां संस्करण) प्रशस्ति पत्र

PURIS MARTIN. (1999). COMEBACK- HOW SEVEN STRAIGHT-SHOOTING CEO`S TURNED AROUND TROBULED COMPANIES. TIMES BUSINESS.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

PURIS MARTIN. COMEBACK- HOW SEVEN STRAIGHT-SHOOTING CEO`S TURNED AROUND TROBULED COMPANIES. NEW YORK: TIMES BUSINESS, 1999.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

PURIS MARTIN. COMEBACK- HOW SEVEN STRAIGHT-SHOOTING CEO`S TURNED AROUND TROBULED COMPANIES. TIMES BUSINESS, 1999.