APA Style
HELDT, P.M.. (1956).
High-speed combustion engines (16th).
:
CHILTON.
Chicago Style
HELDT, P.M..
High-speed combustion engines.
16th
:
CHILTON,
1956.
TXB.
MLA Style
HELDT, P.M..
High-speed combustion engines.
16th
:
CHILTON,
1956.
TXB.
Turabian Style
HELDT, P.M..
High-speed combustion engines.
16th
:
CHILTON,
1956.
TXB.