Gaya APA
Essays in Biography. (1963).
New York:
W W Norton & company.
Gaya Chicago
Essays in Biography.
.
New York:
W W Norton & company,
1963.
.
Gaya MLA
Essays in Biography.
.
New York:
W W Norton & company,
1963.
.
Gaya Turabian
Essays in Biography.
New York:
W W Norton & company,
1963.
.