Παραπομπή APA

George. (1972). Population and labour force projections for alberta 1970-1985. Human resources research council.

Παραπομπή Chicago Style

George. Population and Labour Force Projections for Alberta 1970-1985. Human resources research council, 1972.

Παραπομπή MLA

George. Population and Labour Force Projections for Alberta 1970-1985. Human resources research council, 1972.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.