Gaya APA

SHOVEL. (). Jakarta: HAL CROW GROUP PRES.

Gaya Chicago

SHOVEL. . Jakarta: HAL CROW GROUP PRES, . Text.

Gaya MLA

SHOVEL. . Jakarta: HAL CROW GROUP PRES, . Text.

Gaya Turabian

SHOVEL. Jakarta: HAL CROW GROUP PRES, . Print.