A series of ten radio talks on Spring:
the naturalist afield,
APA Citation
Jennings, O. Emery., Williams, S. Howard. (1927). A series of ten radio talks on Spring: the naturalist afield. [Pittsburgh.
MLA Citation
Jennings, Otto Emery, 1877-, and Samuel Howard Williams. A Series of Ten Radio Talks On Spring: the Naturalist Afield. [Pittsburgh, 1927.
Warning: These citations may not always be complete (especially for serials).