TY  - BOOK
AU  -  Marczyk, Geoffrey R.,
TI  - Essentials of Research Design and Methodology
SN  - 9780471470533
AV  - WM20  
PY  - 2005///
CY  - Hoboken
PB  - John Wiley & Son
KW  - Reseach
KW  - Psychology
KW  - Research
KW  - Methodology
N1  - Include index
UR  - https://books.google.com.pk/books?id=IhLlSGyJwcwC&printsec=frontcover&dq=9780471470533&hl=en&sa=X&ved=2ahUKEwiatujM6PH0AhWUlFwKHbecA5cQ6AF6BAgJEAI#v=onepage&q&f=false
ER  -