EPA-625/6.

Description based on: 74-003.

EPA 625/1.

Description based on: 74-006.

EPA-600/9.

Description based on: 75-001a.

EPA-600/8.

Description based on: 76-001a.

EPA-600/6.

Description based on: 74-002.

EPA-560/1.

Description based on: 75-002; title from cover.

EPA-600/4.

Description based on: 75-001.

EPA 540/9.

Description based on: 76-001; title from cover.

EPA-540/R.

Description based on: 92/001.

EPA-905/9.

Description based on: 75-007.

EPA-907/9.

Description based on: 74-001.

EPA 908-R.

Description based on: 94-008 (Dec. 1994); title from cover.

EPA-430/9.

Description based on: 73-006 (July 1973).

EPA 550/9.

Description based on: 74-001.

EPA-600/K.

Description based on: 92/006; title from cover.