Gaya APA

Jackson, Andrew R.W., Jackson, Julie M. (1996). Environmental science: the natural environment and human impact (edisi -2). Singgapore: Longman.

Gaya Chicago

Jackson, Andrew R.W., Jackson, Julie M. Environmental science: the natural environment and human impact. edisi -2 Singgapore: Longman, 1996. Text.

Gaya MLA

Jackson, Andrew R.W., Jackson, Julie M. Environmental science: the natural environment and human impact. edisi -2 Singgapore: Longman, 1996. Text.

Gaya Turabian

Jackson, Andrew R.W., Jackson, Julie M. Environmental science: the natural environment and human impact. edisi -2 Singgapore: Longman, 1996. Print.