APA (7e ed.) Bronvermelding

Smith, M. D., & Smith, S. W. (1995). Affordable landscaping. Ortho Books.

Chicago (17e ed.) Bronvermelding

Smith, Michael D., en Sally W. Smith. Affordable Landscaping. San Ramon, CA: Ortho Books, 1995.

MLA (9e ed.) Bronvermelding

Smith, Michael D., en Sally W. Smith. Affordable Landscaping. Ortho Books, 1995.