Gaya APA

McGraw-Hill, . (1987). McGraw- Hill Encyclopedia of Science & Technology Volume 1 AAR - APT (Ed. 6). New York: McGraw-Hill Book Company.

Gaya MLA

McGraw-Hill, . "McGraw- Hill Encyclopedia of Science & Technology Volume 1 AAR - APT". Ed. 6 New York: McGraw-Hill Book Company, 1987. Text.