Gaya APA
Wirt, M, A. (1944).
Penny Parker Mystery Stories: Hoofbeats on the Turnpike (Cet. 1. --).
New York:
Cupples and Leon Company.
Gaya MLA
Wirt, Mildred, A..
"Penny Parker Mystery Stories: Hoofbeats on the Turnpike".
Cet. 1. --
New York:
Cupples and Leon Company,
1944.
Text.