1968 tube caddy;
tube substitution guidebook.
APA Citation
Middleton, H. Arnold. (1968). 1968 tube caddy: tube substitution guidebook. New York: Hayden Book Co.
MLA Citation
Middleton, Herman Arnold. 1968 Tube Caddy: Tube Substitution Guidebook. New York: Hayden Book Co, 1968.
Warning: These citations may not always be complete (especially for serials).