Ferguson, D. E., & Ferguson, D. E. (1991). User's guide to version 2 of the regeneration establishment model: Part of the prognosis model. Intermountain Research Station.
Citazione stile Chigago Style (17a edizione)Ferguson, Dennis E., e Dennis E. Ferguson. User's Guide to Version 2 of the Regeneration Establishment Model: Part of the Prognosis Model. Ogden: Intermountain Research Station, 1991.
Citatione MLA (9a ed.)Ferguson, Dennis E., e Dennis E. Ferguson. User's Guide to Version 2 of the Regeneration Establishment Model: Part of the Prognosis Model. Intermountain Research Station, 1991.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.