Gaya APA
Oswalt, W, H., Alto, P.
(1986).
Life Cycles And Life Ways
(
Firth)
.
Palo Alto:
Mayfield Pub Comp.
Gaya MLA
Oswalt, Wendel, H.., Alto, Palo.
"Life Cycles And Life Ways".
Firth
Palo Alto:
Mayfield Pub Comp,
1986.
Text.