Gaya APA
Orkin, Michael, Drogin, Richard. (1977).
Vital Statistics .
New Delhi:
Tata McGraw-Hill Publishing.
Gaya Chicago
Orkin, Michael, Drogin, Richard.
Vital Statistics.
New Delhi:
Tata McGraw-Hill Publishing,
1977.
Text.
Gaya MLA
Orkin, Michael, Drogin, Richard.
Vital Statistics.
New Delhi:
Tata McGraw-Hill Publishing,
1977.
Text.
Gaya Turabian
Orkin, Michael, Drogin, Richard.
Vital Statistics.
New Delhi:
Tata McGraw-Hill Publishing,
1977.
Print.