APA-referens

Hiland, R. E., & Richardson, W. J. (1957). Work sampling. mc Graw Hill Book company.

Chicago-stil citat

Hiland, Robert E., och Wallance J. Richardson. Work Sampling. New york: mc Graw Hill Book company, 1957.

MLA-referens

Hiland, Robert E., och Wallance J. Richardson. Work Sampling. mc Graw Hill Book company, 1957.