Gaya APA
Barclay, George W. (1958).
Techniques of population analysis .
New York:
John Wiley & Sons.
Gaya Chicago
Barclay, George W.
Techniques of population analysis.
New York:
John Wiley & Sons,
1958.
Tesis.
Gaya MLA
Barclay, George W.
Techniques of population analysis.
New York:
John Wiley & Sons,
1958.
Tesis.
Gaya Turabian
Barclay, George W.
Techniques of population analysis.
New York:
John Wiley & Sons,
1958.
Tesis.