APA (7 वां संस्करण) प्रशस्ति पत्र
Grossman Stamp Co., Inc. Stamp Collector's Handbook: A valuable storehouse of philatelic knowledge : for pleasure or investment. profusely illustrated.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Grossman Stamp Co., Inc. Stamp Collector's Handbook: A Valuable Storehouse of Philatelic Knowledge : For Pleasure or Investment. Profusely Illustrated.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Grossman Stamp Co., Inc. Stamp Collector's Handbook: A Valuable Storehouse of Philatelic Knowledge : For Pleasure or Investment. Profusely Illustrated.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.