ASSOCIATION OF INDIAN UNIVERSITIES. (1986). SCALING TECHNIQUES: WHAT;WHY & HOW. ASSOCIATION OF INDIAN UNIVERSITIES.
Chicago-viite (17. p.)ASSOCIATION OF INDIAN UNIVERSITIES. SCALING TECHNIQUES: WHAT;WHY & HOW. NEW DELHI: ASSOCIATION OF INDIAN UNIVERSITIES, 1986.
MLA-viite (9. p.)ASSOCIATION OF INDIAN UNIVERSITIES. SCALING TECHNIQUES: WHAT;WHY & HOW. ASSOCIATION OF INDIAN UNIVERSITIES, 1986.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.