Citazione Stile APA (7a Edizione)

Crawford, C. C. (1954). How to make training surveys; curriculum techniques for training in school, college, business, industry, civil service, and the armed forces. California.

Citazione stile Chigago Style (17a edizione)

Crawford, Claude C. How to Make Training Surveys; Curriculum Techniques for Training in School, College, Business, Industry, Civil Service, and the Armed Forces. Los Angeles: California, 1954.

Citatione MLA (9a ed.)

Crawford, Claude C. How to Make Training Surveys; Curriculum Techniques for Training in School, College, Business, Industry, Civil Service, and the Armed Forces. California, 1954.