Gaya APA
Tilman, Albert. (1973).
The Program book for recreation professionals .
Palo Alto, CA:
Mayfield.
Gaya Chicago
Tilman, Albert.
The Program book for recreation professionals.
Palo Alto, CA:
Mayfield,
1973.
Text.
Gaya MLA
Tilman, Albert.
The Program book for recreation professionals.
Palo Alto, CA:
Mayfield,
1973.
Text.
Gaya Turabian
Tilman, Albert.
The Program book for recreation professionals.
Palo Alto, CA:
Mayfield,
1973.
Print.