APA Style
Sill, William B. (1968).
The New Populer Science Ekcyclopedia of the Sciences (-).
-:
Maryland, Ottenveimer.Inc.
Chicago Style
Sill, William B.
The New Populer Science Ekcyclopedia of the Sciences.
-
-:
Maryland, Ottenveimer.Inc,
1968.
Universitas.
MLA Style
Sill, William B.
The New Populer Science Ekcyclopedia of the Sciences.
-
-:
Maryland, Ottenveimer.Inc,
1968.
Universitas.
Turabian Style
Sill, William B.
The New Populer Science Ekcyclopedia of the Sciences.
-
-:
Maryland, Ottenveimer.Inc,
1968.
Universitas.