(1915). Classification. Literature, subclasses PN, PR, PS, PZ: PN: General literary history and collections; PR: English literature; PS: American literature; PZ: Fiction and juvenile literature (Printed as manuscript.). Govt. Print. Off.
Chicago-Zitierstil (17. Ausg.)Classification. Literature, Subclasses PN, PR, PS, PZ: PN: General Literary History and Collections; PR: English Literature; PS: American Literature; PZ: Fiction and Juvenile Literature. Printed as manuscript. Washington: Govt. Print. Off, 1915.
MLA-Zitierstil (9. Ausg.)Classification. Literature, Subclasses PN, PR, PS, PZ: PN: General Literary History and Collections; PR: English Literature; PS: American Literature; PZ: Fiction and Juvenile Literature. Printed as manuscript. Govt. Print. Off, 1915.