Gaya APA
Schwarzkopf, LeRoy C.. (1990).
Government reference books 88/89 : a biennial guide to U.S. government publications .
Englewood, CO:
Libraries Unlimited.
Gaya Chicago
Schwarzkopf, LeRoy C..
Government reference books 88/89 : a biennial guide to U.S. government publications.
Englewood, CO:
Libraries Unlimited,
1990.
Text.
Gaya MLA
Schwarzkopf, LeRoy C..
Government reference books 88/89 : a biennial guide to U.S. government publications.
Englewood, CO:
Libraries Unlimited,
1990.
Text.
Gaya Turabian
Schwarzkopf, LeRoy C..
Government reference books 88/89 : a biennial guide to U.S. government publications.
Englewood, CO:
Libraries Unlimited,
1990.
Print.