Citazione Stile APA (7a Edizione)

Principe, E. B. (1977). Effect of mulching and fertilization on yemane seedlings outplanted in a denuded grassland [microform]. Photoduplication Service, University of the Philippines Library.

Citazione stile Chigago Style (17a edizione)

Principe, Eduardo Balot. Effect of Mulching and Fertilization on Yemane Seedlings Outplanted in a Denuded Grassland [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1977.

Citatione MLA (9a ed.)

Principe, Eduardo Balot. Effect of Mulching and Fertilization on Yemane Seedlings Outplanted in a Denuded Grassland [microform]. Photoduplication Service, University of the Philippines Library, 1977.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.