Volleyball : official rules and interpretations, regulations for competition, officiating / by 1677 National Association for Girls and Women in Sport (United States)

NAGWS softball guide 1988 : official rules/officiating by American Alliancee for Health Physical Education, Recreation, and Dance

Official methods of analysis of the Association of Official Analytical chemists / by 301507 Williams, Sidney

Psychology of officiating / by 302575 Weinberg, Robert S., Richardson, Peggy A.

Subjects: “…Sports officiating…”

Officiating basketball / by American Sport Education Program, National Federation of State High School Associations. Officials Education Program

The art of officiating sports / by 371629 Bunn, John William

Subjects: “…Sports officiating…”

The official ubuntu book / by Hill, Benjamin Mako, 1980-

The official guide to GMAT

British official publications / by 209667 Pemberton, John E.

Official's manual : softball / by 214391 Clickener, Robert

Official report of the congress by International Congress of Surveyors (18th : 1986 : Toronto), International Federation of Surveyors

CIMA official terminology / by Chartered Institute of Management Accountants, The Chartered Institute of Management Accountants (CIMA)

Britain : an official handbook

The official Ubuntu book / by Hill, Benjamin Mako, 1980-, Helmke, Matthew, Burger, Corey

Official yearbook of Malaysia / by Malaysia. Kementerian Komunikasi dan Multimedia, Omi Habibah Shariff, editor, Zawahir Mohd. Daud, editor, Malaysia. Jabatan Penerangan

The official ubuntu book / by Hill, Benjamin Mako, 1980-

The official guide to success / by 228979 Hopkins, Tom, Jamison, Warren

The memoirs of a Malayan official / by Purcell, Victor, 1896-1965, Saunders, William

The official register of Harvard University./ by Harvard University. Graduate School of Design

Anime studio : the official guide / by 422802 Murdock, Kelly L.