Gaya APA
Crockett, J, U., Sekarningsih, A.
(1977).
Greenhouse Gardening
(
Edisi 1)
.
Virginia:
Time Life Book.
Gaya MLA
Crockett, James, Underwood., Sekarningsih, Ani.
"Greenhouse Gardening".
Edisi 1
Virginia:
Time Life Book,
1977.
Text.