APA Style
SPANGENBERG, KARL R.. (1948).
Vacuum tubes (1).
New York:
MCGRAW-HILL BOOK COMPANY.
Chicago Style
SPANGENBERG, KARL R..
Vacuum tubes.
1
New York:
MCGRAW-HILL BOOK COMPANY,
1948.
TXB.
MLA Style
SPANGENBERG, KARL R..
Vacuum tubes.
1
New York:
MCGRAW-HILL BOOK COMPANY,
1948.
TXB.
Turabian Style
SPANGENBERG, KARL R..
Vacuum tubes.
1
New York:
MCGRAW-HILL BOOK COMPANY,
1948.
TXB.