Air search and rescue : 63 years of aerial lifesaving : a pictorial history, 1915-1978.

"CG-522."

El circo. (Primer cronista oficial del circo) Ilustraciones de Apa y del proprio autor.

Mode of access: Internet.

Biographical directory of fellows & members of the American Psychiatric Association, as of May 8, 1962.

Mode of access: Internet.

Operation and maintenance manual : direction finder groups AN/APA-69 and AN/APA-69A (U).

"September 1958."