World environment day : June 5.

Author/creator United States
Format Book
Publication InfoWashington : Environmental Protection Agency, Office of Public Awareness, 1978.
Description5 unnumbered pages : illustrations ; 23 x 10 cm
Subjects

General note"OPA 39."
GPO item number431-E-1
Govt. docs number EP 1.2:W 89/4
Stock number20460