APA
Blakley R. L., . (1969). The Biochemistry of folic acid and related pteridines. John wiley & sons, New York: .
Chicago
Blakley R L, . 1969. The Biochemistry of folic acid and related pteridines. John wiley & sons, New York: .
Harvard
Blakley R. L., . (1969). The Biochemistry of folic acid and related pteridines. John wiley & sons, New York: .
MLA
Blakley R L, . The Biochemistry of folic acid and related pteridines. John wiley & sons, New York: . 1969.