APA Style
KRULL, IRA S.. (1991).
TRACE METAL ANALYSIS AND .
CANADA:
.
Chicago Style
KRULL, IRA S..
TRACE METAL ANALYSIS AND.
CANADA:
,
1991.
Text.
MLA Style
KRULL, IRA S..
TRACE METAL ANALYSIS AND.
CANADA:
,
1991.
Text.
Turabian Style
KRULL, IRA S..
TRACE METAL ANALYSIS AND.
CANADA:
,
1991.
Print.