APA (7th ed.) Citation

Lopez, N., Lopez, G., & Lopez, M. The Art of living in Singapore. NGM Publishers.

Chicago Style (17th ed.) Citation

Lopez, Nicoline, Gerald Lopez, and Manon Lopez. The Art of Living in Singapore. s.l.: NGM Publishers.

MLA (9th ed.) Citation

Lopez, Nicoline, et al. The Art of Living in Singapore. NGM Publishers.