Gaya APA
COWELL, C, C., SCHWEHN, H. (1958).
Modern principles and methods in high school physical education .
Boston:
Allyn and Bacon.
Gaya MLA
COWELL, Charles, C.., SCHWEHN, Hilda.
"Modern principles and methods in high school physical education".
Boston:
Allyn and Bacon,
1958.
Buku.