APA Citation

Penna, R. P. (1980). “Handbook of Nonprescription Drugs”.

Citação norma Chicago

Penna, Richard P. “Handbook of Nonprescription Drugs”. 1980.

MLA Citation

Penna, Richard P. “Handbook of Nonprescription Drugs”. 1980.

Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.