Gaya APA
Ray M. Merrill, PhD, MPH, MS. (2017).
Introduction to Epidemiology (7).
USA:
Jones & Bartlett Learning.
Gaya Chicago
Ray M. Merrill, PhD, MPH, MS.
Introduction to Epidemiology.
7
USA:
Jones & Bartlett Learning,
2017.
Electronic Resource.
Gaya MLA
Ray M. Merrill, PhD, MPH, MS.
Introduction to Epidemiology.
7
USA:
Jones & Bartlett Learning,
2017.
Electronic Resource.
Gaya Turabian
Ray M. Merrill, PhD, MPH, MS.
Introduction to Epidemiology.
7
USA:
Jones & Bartlett Learning,
2017.
Electronic Resource.