Penggayaan APA
ALEXANDER, Martin. (1961).
Introduction to soil microbiology .
New York:
John Wiley and sons.
Chicago Style
ALEXANDER, Martin.
Introduction to soil microbiology.
New York:
John Wiley and sons,
1961.
Buku.
MLA Style
ALEXANDER, Martin.
Introduction to soil microbiology.
New York:
John Wiley and sons,
1961.
Buku.
Turabian Style
ALEXANDER, Martin.
Introduction to soil microbiology.
New York:
John Wiley and sons,
1961.
Buku.