APA Style
Harpstead, Milo I...et al .. (2001).
Soil science simplified (4th ed.).
USA:
Blackwell Publishing.
Chicago Style
Harpstead, Milo I...et al ..
Soil science simplified.
4th ed.
USA:
Blackwell Publishing,
2001.
Texts.
MLA Style
Harpstead, Milo I...et al ..
Soil science simplified.
4th ed.
USA:
Blackwell Publishing,
2001.
Texts.
Turabian Style
Harpstead, Milo I...et al ..
Soil science simplified.
4th ed.
USA:
Blackwell Publishing,
2001.
Texts.