Gaya APA
Page, Talbot. (1977).
Conservation and economic efficiency : an approach to materials policy .
Baltimore:
The Johns Hopkins University Press.
Gaya Chicago
Page, Talbot.
Conservation and economic efficiency : an approach to materials policy.
Baltimore:
The Johns Hopkins University Press,
1977.
Text.
Gaya MLA
Page, Talbot.
Conservation and economic efficiency : an approach to materials policy.
Baltimore:
The Johns Hopkins University Press,
1977.
Text.
Gaya Turabian
Page, Talbot.
Conservation and economic efficiency : an approach to materials policy.
Baltimore:
The Johns Hopkins University Press,
1977.
Print.