Citazione Stile APA (7a Edizione)

Pitfield, R. R., Acis, & Mbim. (1980). Administration in business : made simple: Made simple. Heinemann.

Citazione stile Chigago Style (17a edizione)

Pitfield, Ronald R., Acis, e Mbim. Administration in Business : Made Simple: Made Simple. London: Heinemann, 1980.

Citatione MLA (9a ed.)

Pitfield, Ronald R., et al. Administration in Business : Made Simple: Made Simple. Heinemann, 1980.