William H. Enneis, 49, a psychologist for the Equal Employment Opportunities Commission who helped write the agency's "Guidelines on Employee Selection Procedure," died in San Francisco March 21 of a celebral hemmorrhage.

Mr. Enneis was the EEOC's principal psychologist and was asiigned to its Washington headquarters from 1968 to 1976, when he transferred to its San Francisco regional office.

The guidelines on employe selection were issued in 1970. They are designed to assist employers in complying with the equal-opportunity provisions of Title VII of the 1964 Civil Rights Act. They have been cited with approval by the U.S. Supreme Court and other courts.

Mr. Enneis appeared as an expert witness in several court cases involving equal employment opportunities. He also worked to establish uniform testing procedures for hiring by federal agencies. He contributed to a new set of hiring guidelines that recently ter agencies for official comment.

Since transferring to the San Francisco office, Mr. Enneis has been working on individual cases of alleged employment discrimination.

Mr. Enneis was born in Knoxville, Tenn. He graduated from the University of Tennessee and earned a doctorate from Pennsylvania State University. He was an assistant professor of psychology at the University of Georgia for four years and then moved to Washington in 1960 to begin his career with the federal government. He worked for the Navy Department and then for the Post Office Department before joining EEOC in 1966.

Survivors include his mother, Mrs. Jane B. Enneis, of Knoxville, and a sister, Mrs. Jane E. North, of St. Louis.