Gaya APA
Requa, M, L. (1925).
The Relation of Government To Industry .
New York:
New York.The Macmillan Company The Free Press.
Gaya MLA
Requa, Mark, L..
"The Relation of Government To Industry".
New York:
New York.The Macmillan Company The Free Press,
1925.
Koleksi Elektronik.